Second smell. Medical search. Frequent questions

The smell of space is so distinct that, three years ago, NASA reached out to Steven Pearce of the fragrance maker Omega Ingredients to re-create the odor for its training simulations. (popsci.com)
Here's how to avoid litter box odor and keep your house smelling fresh, which should make you and kitty happier. (webmd.com)
Another, similar kind of cresol, meta-cresol, is a common ingredient in antiseptics (though less now than they used to be-they're sort of extremely poisonous and tend to get abandoned as soon as we find anything as effective), and is such a distinctive, astringent odor that many people, upon smelling it, simply think "medicinal. (popsci.com)
Foul-smelling stools are stools with a very bad odor. (medlineplus.gov)
CSQ030 was intended to capture a history of an altered, typically unpleasant perception of smell in the presence of an ordinary odor (parosmia). (cdc.gov)
A previous WTC Medical Monitoring and Treatment Program study found that olfactory and nasal trigeminal thresholds were altered by the toxic exposure, but not scores on a 20-odor smell identification test. (cdc.gov)

Cite this: An Older Person's Sense of Smell Can Predict Health Issues - Medscape - Mar 29, 2023. (medscape.com)

Allamandola explains that our solar system is particularly pungent because it is rich in carbon and low in oxygen, and "just like a car, if you starve it of oxygen you start to see black soot and get a foul smell. (popsci.com)
These unpleasant gases, which become foul-smelling odors, can travel through small holes in the back of the mouth that connect to the sinuses and cause a bad smell in the nose. (medicalnewstoday.com)
Smoking can also reduce someone's ability to taste and smell food properly, which may cause someone to smell odors that they perceive as foul, but which may not actually be bad. (medicalnewstoday.com)
Hi, About a year or so ago I had an episode of foul smelling/tasting burps that led to an episode of severe upper abdominal pain. (medhelp.org)
NEW YORK (AP) - A foul smelling plant known as the "corpse flower" is finally blooming at the New York Botanical Garden in New York City. (newschannel5.com)
Foul-smelling stools also have normal causes, such as diet changes. (medlineplus.gov)

For example, the luxury "new car" scent of a Bentley interior will have oak and leather tones, very different from plastic and vinyl smells of an economy car. (core77.com)
Working with an industrial scent producer in Denmark we mixed the smells of oil, machined metal, rubber and flowers to accentuate the materials and convey the outdoorsy lifestyle of biking. (core77.com)
Since a strong and pungent smell characterizes many sulfur-containing components, such as rotten eggs , natural gas, or skunk spray, scientists believe that asparagusic acid may be the cause of your pee's funny scent after eating the vegetable ( 1 , 2 ). (healthline.com)
Thucydides said there was a specific scent to plague victims in Athens, and Hippocrates cataloged a specific disease because it caused bad breath and bad-smelling sweat. (wxyz.com)
Although the scent smells heavenly to many, it can be as toxic as it is intoxicating. (mentalfloss.com)
AromaRama pumped scent into cinema air conditioning, while the rival Smell-O-Vision had its own dedicated system of pipes. (newscientist.com)
One scent can be used throughout the home for an intense smell, or you can combine scents. (timescolonist.com)
Twelve South did not immediately respond to PCMag's request for comment, but told CNET that the scent is its 'creative director's interpretation' of a new Mac smell. (foxbusiness.com)

In 1998, Dominique Giorgi of the Institute of Human Genetics in Montpellier, France, and colleagues reported that more than 70 percent of the human genes encoding olfactory receptors-the cell-surface proteins used to detect smells-possess disabling mutations. (sciencenews.org)
The map details how the fruit fly's olfactory receptor neurons, the components that sense smell, are organized within the insect's sensory hairs. (sciencedaily.com)
SOLE SCENTS "Olfactory fingerprints," such as the two represented graphically above for two different people, represent a person's individual sense of smell. (sciencenews.org)
People who lack olfactory bulbs shouldn't be able to smell. (sciencenews.org)
Areas of the nervous system concerned with integration of information were also strongly active, indicating that the brain is drawing together a combination of visual and olfactory (smell) cues from the subjects and using this to influence the rater's perception of the person they are looking at. (thenakedscientists.com)
In this case, researchers found a genetic modification that alters one or more of the olfactory receptors that should respond to the asparagus smell, causing what is known as asparagus anosmia, or the inability to smell asparagus pee ( 8 ). (healthline.com)
For each one-point increase in both olfactory identification and sensitivity scores, frailty status declined significantly, which suggests that the ability to smell well has a connection to better overall health in the aging population. (medscape.com)
Incoming smells are first processed by the olfactory bulb, which starts inside the nose and runs along the bottom of the brain. (psychologytoday.com)
The sense of smell is mediated through stimulation of the olfactory receptor cells by volatile chemicals. (medscape.com)
In psychophysical smell and taste tests of persons with acute COVID-19, 72% had an olfactory defect and 19% had a gustatory defect ( 4 ). (cdc.gov)
Head injury can damage or destroy fibers of the olfactory nerves (the pair of cranial nerves that connect smell receptors to the brain) where they pass through the roof of the nasal cavity. (msdmanuals.com)
can damage the olfactory nerves, commonly causing loss of smell. (msdmanuals.com)

Now researchers have created a sensory map for smell. (sciencedaily.com)
University of California San Diego researchers have now described such a smell sensory map in fruit flies. (sciencedaily.com)
What part of the brain directs incoming sensory messages that you can see hear and smell? (answers.com)
That complex emotion and memory can be triggered by a simple sensory cue: the smell of winter air. (psychologytoday.com)
Researchers are increasingly recognising the importance of smells, and sensory experiences more broadly, in day-to-day living. (springwise.com)

Sinusitis causes symptoms such as sinus inflammation and nasal congestion, which can interfere with a person's sense of smell. (medicalnewstoday.com)
It occurs when a condition interferes with a person's sense of smell. (medicalnewstoday.com)
A person's sense of smell may reveal a lot about his or her identity. (sciencenews.org)
This variation means that nearly every person's sense of smell is subtly different. (sciencenews.org)

Old books can become musty-smelling and absorb odors from their surroundings. (ehow.com)
Cookbooks left out in the open absorb food odors and books that are exposed to cigarette smoke pick up the stale smell. (ehow.com)
Smell disorders affect around 5 percent of the population and cause people to lose their sense of smell, or change the way they perceive odors. (upi.com)
Smell and taste disorders can be total (all odors or tastes), partial (affecting several odors or tastes), or specific (only one or a select few odors or tastes). (medscape.com)
OBJECTIVES: To employ a well-validated 40-item smell identification test to definitively establish whether the ability to identify odors is compromised in a cohort of WTC-exposed individuals and, if so, whether the degree of compromise is associated with self-reported severity of rhinitic symptoms. (cdc.gov)
CONCLUSION: Exposure to WTC air pollution was associated with a decrement in the ability to identify odors, implying that such exposure had a greater influence on smell function than previously realized. (cdc.gov)

Many believe that clumping litters, which allow for the easy removal of solids and liquids, keep boxes smelling fresher. (webmd.com)
The air even smells and feels fresher. (nrpa.org)

We perceive the world with five senses: We see, hear, smell, touch and taste, which allows us to experience the world. (core77.com)
The other hypothesis - called the perception hypothesis - states that everyone produces the smell, but some are unable to detect or perceive it ( 4 ). (healthline.com)
Not everyone is familiar with asparagus pee, and researchers believe that it's because some people either don't produce the smell or are unable to perceive it. (healthline.com)
Some people perceive smells that aren't there at all," said researcher Dr. Carl Philpott, a professor of rhinology and olfactology at the University of East Anglia's Norwich Medical School in England. (upi.com)

The condition can also cause bad breath and a discolored, bad-smelling discharge in the nose and back of the throat, all of which may create a bad smell in the nose. (medicalnewstoday.com)
That can lead to infections and discharge, which can smell bad when you pee. (webmd.com)
I know discharge can have smell and of course pee leaking, but he says this even when I know I am clean. (babycenter.com)
I smelled it today though I assume it's discharge. (babycenter.com)

Anosmia is complete loss of smell. (msdmanuals.com)

The goal is to eventually synthesize the death smell of Putrescine and cadaverine, as not all facilities have access to human cadavers, for the training of cadaver dogs, and possibly even creation of an electric nose to sniff out human remains. (wikipedia.org)
What causes a weird smell in the nose? (medicalnewstoday.com)
Some people have a bad or strange smell that seems to come from inside the nose. (medicalnewstoday.com)
Most conditions that cause a bad smell in the nose are not life threatening. (medicalnewstoday.com)
This article discusses the causes of a bad smell in the nose, as well as treatments and prevention methods. (medicalnewstoday.com)
Several conditions are commonly associated with a bad smell inside the nose, and we cover many of them below. (medicalnewstoday.com)
Most of our ability to enjoy the taste and smell of food and drink relies on molecules traveling to the sinuses through a passageway near where the roof of the mouth connects to the nose. (medicalnewstoday.com)
So, when there is not enough saliva, a person is more likely to experience conditions that can cause a bad smell or taste in the mouth and nose, such as bad breath and tooth decay. (medicalnewstoday.com)
Audi has a "nose" team that smells the interiors of cars and materials samples. (core77.com)
When you pee, these compounds evaporate almost immediately, which enables them to travel from the urine up to your nose, allowing you to smell them. (healthline.com)
Like a super-sensitive human nose, an experimental technology can "smell" and identify the chemical composition of a person's breath and then diagnose up to 17 potential diseases, according to the scientists who developed it. (wxyz.com)
Though Na-Nose may seem revolutionary, smell was recognized as a potential diagnostic tool in antiquity. (wxyz.com)
Can smell things only close to my nose, and little to no taste. (medhelp.org)

One really big problem was around hazard perception -- not being able to smell food that had gone off, or not being able to smell gas or smoke. (upi.com)
Experts think hormones may change your perception of smells. (webmd.com)
There are also age-related changes in smell and flavor perception that may affect food palatability and nutrient intake. (cdc.gov)

Why Does Asparagus Make Your Pee Smell? (healthline.com)
Asparagus contains asparagusic acid, a sulfur-containing compound that can make your pee smell. (healthline.com)
These make your pee smell for a few reasons. (webmd.com)
Too much vitamin B1 (thiamine) can make your pee smell like fish. (webmd.com)

Phantosmia only affects around 10-20% of people with smell disorders. (medicalnewstoday.com)
The U.S. National Institute on Deafness and Other Communication Disorders has more on smell disorders . (upi.com)
Also, the CSQ questionnaire was designed to provide data to support the Healthy People 2020 objectives for taste and smell disorders (Healthy People, 2020). (cdc.gov)
The NHANES 2011-12 household interview taste and smell questionnaire collected data on self-reported taste and smell ability, selected symptoms of and medical treatment for taste and smell disorders, and data on conditions that may represent risk factors for taste and smell disorders. (cdc.gov)
These questionnaire items may be helpful to describe self-reported variation in taste and smell ability, and to estimate the prevalence of self-reported medical provider diagnosed smell and taste disorders among U.S. adults. (cdc.gov)
Historically, disorders of taste and smell have been difficult to diagnose and treat, often because of a lack of knowledge and understanding of these senses and their disease states. (medscape.com)
The prevalence of disorders of taste and smell in the US general population has been estimated from the US National Health and Nutrition Examination Survey (NHANES) 2011-2014 protocol. (medscape.com)
Because approximately 80% of taste disorders are truly smell disorders, much of this article focuses on the sense of smell and its dysfunction, with additional discussion of taste and related disorders. (medscape.com)
The disorders of smell are classified as "-osmias" and those of taste as "-geusias. (medscape.com)

We report a robust multiyear lead-lag association between internet search activity for loss of smell or taste and COVID-19-associated hospitalization and deaths. (cdc.gov)

You have literal smells, such as freshly made waffles or pancakes defused in the street to lure you into the creperie. (core77.com)
However, the exact cause of the distinctive smell, which has been described by some as being like corn chips or freshly made popcorn, is still largely unknown. (dailymail.co.uk)
Could you imagine not being able to smell bacon frying, or freshly cut grass, or the presence of smoke? (upi.com)

Your pee or breath may smell fruity if you don't treat high blood sugar. (webmd.com)
Liver disease can make your pee and breath smell musty. (webmd.com)

You wouldn't guess from the proliferation of perfumes and underarm deodorants, but people have a woeful sense of smell compared with many other residents of the animal kingdom. (sciencenews.org)
The researchers hypothesized that this unexpected predominance of so-called pseudogenes accounts for the poor human sense of smell. (sciencenews.org)
Foods and drinks are full of microscopic molecules that stimulate the sense of smell. (medicalnewstoday.com)
Do Birds Have a Sense of Smell? (audubon.org)
Their keen sense of smell (superior to that of other vultures) has even been exploited to pinpoint leaks in oil pipelines. (audubon.org)
This kind of functional map, however, had not yet been identified for the sense of smell. (sciencedaily.com)
The sense of smell can be enhanced by eating healthy and having regular medical check up. (answers.com)
The sense of smell usually enhances our ability to taste. (answers.com)
The sense of smell usually affects the primitive part of our brain. (answers.com)
Why does a person lose sense of smell after suffering a traumatic brain injury? (answers.com)
It depends on which part of the brain was injured - not all people lose their sense of smell. (answers.com)
If the part of the brain that controls that sense is injured, then you will lose the ability because the brain cells are damaged and don't work to report smells like they used to. (answers.com)
Smell is a primary human sense, key to our survival. (wxyz.com)
Problems with a sense of smell may help predict a higher risk for age-related health problems, according to researchers from the Department of Otolaryngology-Head and Neck Surgery at Johns Hopkins University School of Medicine. (medscape.com)
As with vision and hearing, sense of smell weakens as we age. (medscape.com)
Keeping an eye on sense of smell may serve as an influential biomarker and risk factor for frailty. (medscape.com)
Smell tests may be able to enhance clinical and research efforts in improving care for older adults, especially with COVID-19 affecting many patients' sense of smell. (medscape.com)
Givaudan, which was spun-off from Swiss drugs giant Roche in June, said it was entering an exclusive agreement with DigiScents, which is a California -based start-up that's trying to give computers a sense of smell. (swissinfo.ch)
People who lose their sense of smell face difficulties that can affect hygiene, intimacy, personal relationships and even physical health consequences, a new British study suggests. (upi.com)
People who lose their sense of smell face difficulties that can affect their daily lives and put their health and safety at risk, a new British study suggests. (upi.com)
It included 71 patients, ages 31 to 80, who lost their sense of smell. (upi.com)
But smell isn't just a lifesaving sense -- it is also life-enhancing, Philpott added. (upi.com)
Given dogs' remarkable sense of smell, their close domestication history with humans, and their use to support human psychological conditions such as anxiety, panic attacks and post-traumatic stress disorder (PTSD), researchers wondered whether dogs could be sensing chemical signals to respond to their owners' psychological states. (newswise.com)
Took azithromycin, and loss my sense of smell and taste since then. (medhelp.org)
There is a nerve that can get irritated and cause the sense of smell to go away which is what happens with covid and actually other illnesses cause it too. (medhelp.org)
Smell is our most primitive, least understood sense. (metafilter.com)
A very few people are born without a sense of smell. (msdmanuals.com)

To others, following scents may be as good as reading a road map, since smell helps them navigate the skies. (audubon.org)
Digiscents'iSmell consumer device, which looks like a small stereo speaker, connects to a PC and can blend 128 basic scents into a much larger number of smells. (swissinfo.ch)
She mentions masculine scents like wood and leather, and the smells of seasonal fruits and vegetables, such as pumpkin, apple, pear and squash. (timescolonist.com)

People with phantosmia smell things that are not there. (medicalnewstoday.com)
Some people love the smell so much that they buy "new car-scented" air fresheners. (core77.com)
For some reason, lots of people think they smell alike. (dailymail.co.uk)
This article explains why eating asparagus makes pee smell, and why only some people can smell it. (healthline.com)
Some people notice the rotten-like smell as early as 15-30 minutes after eating asparagus, and studies have determined that within 25 minutes, half of the asparagusic acid consumed has already been absorbed ( 7 ). (healthline.com)
One study in 87 people who ate 3-9 spears of asparagus found that the half-life of the asparagus smell was 4-5 hours ( 3 ). (healthline.com)
Yet, another study in 139 people who also consumed 3-9 asparagus spears reported the half-life of the smell to be 7 hours, meaning that the effect could even last up to 14 hours ( 7 ). (healthline.com)
In fact, research suggests that a large percentage of people can't smell asparagus pee. (healthline.com)
Smell tests may become an integral part to clinical care for aging people who may be cognitively impaired. (medscape.com)
To most people, the smell of a new car is strangely enticing. (mentalfloss.com)
Previous research has shown that people who can't smell also report high rates of depression, anxiety, isolation and relationship issues, Philpott said. (upi.com)
Just be very careful around people who are too good at smelling. (metafilter.com)
A loss of smell receptors due to aging causes a decreased ability to smell in older people. (msdmanuals.com)
People typically notice changes in smell by age 60. (msdmanuals.com)

Multiple symptoms are associated with COVID-19, but "new loss of smell or taste" is highly specific (odds ratio ≈10) ( 3 ). (cdc.gov)
Occasionally, serious infections of the nasal sinuses or radiation therapy for cancer causes a loss of smell or taste that lasts for months or even becomes permanent. (msdmanuals.com)

Smells good: Bacteria and yeast growing on the paws of pet dogs may lie behind the distinctive popcorn smell that some owners claim to be able to detect. (dailymail.co.uk)

Blooms known as "nuisance blooms" can discolor water, smell bad, and cause the water or fish to taste bad. (cdc.gov)

Hyposmia is partial loss of smell. (msdmanuals.com)

Brain anatomy may explain why some smells conjure vivid memories and emotions. (psychologytoday.com)

Should your pee smell good? (answers.com)
No. It should not smell good. (answers.com)
Add a good smell to your old book with vanilla extract. (ehow.com)
Put a couple dryer sheets in a plastic bag with your book to make it smell good. (ehow.com)
While you're in there, you might get a whiff of something that doesn't smell good. (webmd.com)

When your urine has a smell, it is usually due to your diet. (answers.com)
Certain things that you intake such as food, medications, drugs, etc. can have an effect on the color and smell of your urine. (answers.com)
How does it affect urine smell? (healthline.com)
The fast absorption rate suggests that the effect of asparagus on urine smell can appear quite quickly, and recent studies also agree that it can last for more than a few hours. (healthline.com)
While there's always waste in your urine, like ammonia, the smell is stronger if you're dehydrated. (webmd.com)
If cystine is in your urine, it may smell like rotten eggs. (webmd.com)

The researchers said they hope their study will help persuade doctors to take loss of smell more seriously, and provide better help and support to patients. (upi.com)

When your body metabolizes asparagusic acid, it produces numerous smelly, sulfur-based compounds that give your pee a rotten-like smell that can last 8-14 hours. (healthline.com)
The asparagusic acid in asparagus produces many sulfurous byproducts that give your pee a rotten-like smell . (healthline.com)

Though scientists have not been able to determine whether one compound is responsible for the smell or if it's due to the mixture of all of them, a compound called methanethiol is widely mentioned in the literature. (healthline.com)

To robustly test for a potential association, we analyzed Google Trends searches for "loss of smell" and "loss of taste" across 5 different English-speaking countries and 3 different years (2020, 2021, and 2022) and examined the correlation to reported COVID-19 hospitalizations and deaths ( Figure ). (cdc.gov)

Allow the baking soda to absorb the offensive smell overnight. (ehow.com)

Poor oral hygiene increases the number of food particles left in the mouth that can decay, increasing the risk of developing a bad taste or smell in the mouth. (medicalnewstoday.com)
An alteration in taste or smell may be a secondary process in various disease states, or it may be the primary symptom. (medscape.com)

Humans can tell an unhealthy individual just from their face and smell using a network hardwired into all of us to keep us away from contagion, a new study has shown. (thenakedscientists.com)

Pee with a sweet smell means you have had too much sugar. (answers.com)
The sweet smell is from ketonuria, or a buildup of ketones. (webmd.com)

We found that personal hygiene was a big cause for anxiety and embarrassment, because the participants couldn't smell themselves," Philpott said. (upi.com)
When smelling the EO, participants showed the greatest activation in the amygdala and parahippocampal gyrus (a region surrounding the hippocampus). (psychologytoday.com)
In the field most participants who answered "yes" to this question did not believe that they had any problem with their ability to smell. (cdc.gov)

A strong smell of food might do that but our technology is very basic - blowing a fan over smell-infused felt. (newscientist.com)
Your pee may also have a strong smell after you drink coffee, or eat fish, onions, or garlic. (webmd.com)

The distinctive smell of a flower… the unmistakable aroma of coffee… the dangers linked with inhaling smoke fumes. (sciencedaily.com)

If you have kidney failure, you may smell a lot of ammonia when you go to the bathroom. (webmd.com)

How do smells trigger such strong emotions and memories? (psychologytoday.com)
A number of behavioral studies have demonstrated that smells trigger more vivid emotional memories and are better at inducing that feeling of "being brought back in time" than images. (psychologytoday.com)

It does really often smell like sulfur and if bad enough will make you throw up. (medhelp.org)
If you eat a fair amount of meat and eggs, that has been associated with this sulfur smell as well when throwing up or burping. (medhelp.org)
Your genes affect whether you can smell these sulfur byproducts. (webmd.com)

Smell dysfunction acts as an early indicator of cognitive decline as well as signs of frailty in the brain and unhealthy aging. (medscape.com)

One hypothesis - called the production hypothesis - suggests that only some individuals are capable of producing the sulfurous compounds responsible for the smell, while others are non-producers. (healthline.com)

What part of the nervous system controls the smell? (answers.com)

Perhaps the most obvious question might be why you would be smelling your dog's paws in the first place, but if you do happen to give them a cursory sniff, you might find they smell of popcorn. (dailymail.co.uk)

Taking a cue from the auto industry, I helped create a metallic and rubbery "new bicycle" smell to compete with the attractiveness of cars while working for Biomega. (core77.com)

The debate over the smell of puppy paws appears to have started after a reader of Chicago based animal behaviour expert Steve Dale asked him a question about the odour of dog's feet. (dailymail.co.uk)

A book's smell is also influenced by its environment and materials it encounters over the course of its life (which is why some books have hints of cigarette smoke, others smell a little like coffee, and still others, cat dander). (lifeboat.com)

We are team green so I also wonder if a gender or hormone difference could be causing the stronger smell. (babycenter.com)

However, if the bad smell is severe or chronic, it can negatively impact someone's quality of life and may require medical attention. (medicalnewstoday.com)

CAPE CANAVERAL, Fla.- A mild toxic leak and a smoke-like smell aboard the International SpaceStation (ISS) prompted an afternoon scare for three astronauts aboard theorbital laboratory, mission managers said Monday. (space.com)
The station's three-astronaut Expedition13 crew reported a smoke-like smell in the laboratory's Russian-builtZvezda service module and initially reported smoke itself, though the emergencywas later traced to a toxic irritant leak used in a primaryoxygen generator. (space.com)

The Taste & Smell Questionnaire Section (variable name prefix CSQ) collected interview data on taste and smell ability and related health conditions. (cdc.gov)
In the healthy normal population, genetic and functional variation in taste and smell ability may help explain part of individual differences in food preferences and consumption. (cdc.gov)
With age, some persons may consume more in response to a reduced ability to smell, while others may consume less. (cdc.gov)
Decreased taste and smell ability may be transient (for example, from a recent temporary illness) or chronic. (cdc.gov)
The ability to tell the difference between flavors actually depends on smell, not the taste receptors on the tongue. (msdmanuals.com)
may interfere with the ability to smell. (msdmanuals.com)

Anatomy8

Organisms1

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Psychiatry and Psychology10

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Disciplines and Occupations1

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20231

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Anatomy1

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