Radiofrequency electromagnetic radiation. Medical search. Frequent questions

Cellphones emit radiofrequency electromagnetic radiation (RF-EMR) for transmission of data for social media communication, web browsing, and music/podcast streaming. (radiationresearch.org)
Nuclear materials - s-ubstances that emit nuclear radiation - are fairly common and have found their way into our normal vocabularies in many different ways. (howstuffworks.com)
It is a phenomenon in which the atoms in the body emit electromagnetic radiation in response to a magnetic field. (medindia.net)
Neither organization specifically addresses the disrupted sleep patterns that concern the Elvy.ai team, who say new, wireless phone chargers - which are increasingly popular - emit four times as much electromagnetic radiation as standard, wired chargers. (nocamels.com)
Cell phones emit low levels of non-ionizing radiation while in use. (fda.gov)

Previous studies have suggested radio-frequency electromagnetic radiation emitted by cellphones can harm male fertility. (newsone.com)
But the radiation produced by cellphones cannot directly damage DNA and is different from stronger types of radiation like X-rays or ultraviolet light. (southstpaul.org)
Toxins include pesticides/herbicides, heavy metals, air and noise pollution, non-ionizing radiation, radiofrequency electromagnetic radiation from laptops and cellphones, and natural gas/oil exposure. (healthnews.com)

EMR of visible or lower frequencies (i.e., visible light, infrared, microwaves, and radio waves) is called non-ionizing radiation, because its photons do not individually have enough energy to ionize atoms or molecules, or break chemical bonds. (wikipedia.org)
The QuantaCase™ incorporates world-renown RF Safe® Radiation Shielding Technology, deflects electromagnetic radiation, including 5G frequencies, and is deflected via conductive shielding fabrics in the front cover. (rfsafe.com)
The RF Safe® [phone_model] QuantaCase™ contains lab-tested microwave RF shielding technology that can reduce excessive radiation exposure over a wide range of radio frequencies from your [phone_model]. (rfsafe.com)
Some of the reason that EMFs can change the ways cells in our bodies work is because they encompass a whole range of different frequencies and wavelengths of energy, including radiation. (ceh.org)
Any frequencies of electromagnetic radiation between 1kHz and 300 GHz, including those for radio and television transmission, are RF. (smud.org)
An Evaluation of the Genotoxic Effects of Electromagnetic Radiation at 900 MHz, 1800 MHz, and 2100 MHz Frequencies with a SMART Assay in Drosophila melanogaster [med. (emf-portal.org)
In these lower frequencies on the left side of the electromagnetic spectrum, we find infrared, microwave, radiowaves, and cell phone range radiation. (cdc.gov)

EMI (electromagnetic interference) A measure of electromagnetic radiation from equipment. (moogaudio.com)
RFI (radio frequency interference) A measure of radio frequency (RF) radiation from equipment. (moogaudio.com)
We explain electro-magnetic radiation and the radio frequency spectrum including different sources of interference. (septentrio.com)
Electromagnetic interference (EMI): EMI has several effects on pacemakers . (medscape.com)

In physics, electromagnetic radiation (EMR) consists of waves of the electromagnetic (EM) field, which propagate through space and carry momentum and electromagnetic radiant energy. (wikipedia.org)
Classically, electromagnetic radiation consists of electromagnetic waves, which are synchronized oscillations of electric and magnetic fields. (wikipedia.org)
In a vacuum, electromagnetic waves travel at the speed of light, commonly denoted c. (wikipedia.org)
Electromagnetic waves of different frequency are called by different names since they have different sources and effects on matter. (wikipedia.org)
In order of increasing frequency and decreasing wavelength these are: radio waves, microwaves, infrared radiation, visible light, ultraviolet radiation, X-rays and gamma rays. (wikipedia.org)
Electromagnetic waves are emitted by electrically charged particles undergoing acceleration, and these waves can subsequently interact with other charged particles, exerting force on them. (wikipedia.org)
Electromagnetic radiation is associated with those EM waves that are free to propagate themselves ("radiate") without the continuing influence of the moving charges that produced them, because they have achieved sufficient distance from those charges. (wikipedia.org)
MRI uses a magnetic field, radiofrequency waves to capture images of the brain. (medindia.net)
Non-ionizing radiation from things like radio waves, microwaves and visible light are weaker and are generally believed to only have the potential to harm people if they generate enough heat (11). (ceh.org)
Electromagnetic radiation interferes with those waves, he says, and makes it more difficult to drift off to sleep. (nocamels.com)
Electromagnetic radiation interferes with Alpha frequency waves that occurred during sleep cycles," he says. (nocamels.com)
Radio frequency radiation is a type of electromagnetic radiation , which is a combination of electric and magnetic fields that move through space together as waves. (fda.gov)
For a more detailed description of radio frequency radiation, see Microwaves, Radio Waves, and Other Types of Radiofrequency Radiation from the American Cancer Society. (fda.gov)

Electromagnetic radiation consists of coupled electric and magnetic fields. (rfsafe.com)
Electric and magnetic fields (EMFs), also called radiation , are areas of energy that surround electrical devices. (medlineplus.gov)
The term EMF (electromagnetic fields or electric and magnetic fields) is used for low frequency, alternating or direct current, magnetic or electric fields. (smud.org)

2017 Radiation Research. (radiationresearch.org)

A typical Wireless Industry-funded response is 'No, because the radiation lacks the quantum energy to break chemical bonds. (wirecalifornia.org)
In contrast, high frequency ultraviolet, X-rays and gamma rays are called ionizing radiation, since individual photons of such high frequency have enough energy to ionize molecules or break chemical bonds. (wikipedia.org)
This particular form of radiation is just too low energy to break chemical bonds in DNA, a prerequisite for most mutations. (scienceblogs.com)
Ionizing radiation carries enough energy to break chemical bonds, knock electrons out of atoms, and cause direct damage to cells in organic matter. (fda.gov)
By contrast, non-ionizing radiation does not have enough energy to break chemical bonds or strip electrons from atoms. (fda.gov)

Magnetic resonance imaging (MRI) systems use strong electromagnetic fields and radio-frequency radiation to produce computer generated images of anatomic structures. (ecri.org)

Most materials are transparent to microwave radiation from Smartphone devices. (rfsafe.com)
The QuantaCase™uses specially placed materials that deflect the most intense microwave radiation from smartphone devices away from you. (rfsafe.com)

One of the health concerns listed in information being disseminated throughout our service area is electromagnetic hypersensitivity. (southstpaul.org)
The majority of studies indicate that electromagnetic hypersensitivity individuals cannot detect electromagnetic frequency exposure any more accurately than non-electromagnetic hypersensitivity individuals. (southstpaul.org)
no scientific basis currently exists for a connection between electromagnetic hypersensitivity and exposure to electromagnetic frequency. (southstpaul.org)

Exposure to radiofrequency radiation during pregnancy is associated with increased fetal and newborn heart rate and decreased fetal cardiac output. (ewg.org)
A possible association between fetal/neonatal exposure to radiofrequency electromagnetic radiation and the increased incidence of autism spectrum disorders (ASD). (elettrosensibili.it)

These sources of non-ionizing electromagnetic radiation, or radiofrequency, present a frightening specter. (counterpunch.org)

Gazi Non-Ionizing Radiation Protection Center, Ankara, Turkey. (nih.gov)
This is a review of the research on the genetic effects of non-ionizing electromagnetic field (EMF), mainly on radiofrequency radiation (RFR) and static and extremely low frequency EMF (ELF-EMF). (wirecalifornia.org)
fMRI is a safe and a simple procedure which does not use any ionizing radiation. (medindia.net)
However, radiofrequency energy, unlike ionizing radiation, does not cause DNA damage in cells, and it has not been found to cause cancer in animals or to enhance the cancer-causing effects of known chemical carcinogens in animals. (southstpaul.org)
The difference that people should worry about is if the radiation is ionizing or not. (ceh.org)
And as we use more and more types of technologies that generate non-ionizing radiation (hello wifi enabled water bottles and umbrellas? (ceh.org)
Cell phones still fall in the category of non-ionizing radiation, but they are at a higher level on the radiation spectrum than wifi or Bluetooth (6). (ceh.org)
Mutation Effect of Ionizing and Non-Ionizing Electromagnetic Radiation on Drosophila melanogaster [med. (emf-portal.org)
Generally, when people hear the word radiation , they're thinking of ionizing radiation , like X-rays and gamma rays. (fda.gov)
In fact, ionizing radiation carries more than a billion times more energy than does non-ionizing radiation. (fda.gov)
A little ionizing radiation can be used to produce x-ray images for diagnosis. (fda.gov)
A lot of ionizing radiation is needed to kill cancer cells in radiation therapy. (fda.gov)
Scientific consensus shows that non-ionizing radiation is not a carcinogen and, at or below the radio frequency exposure limits set by the FCC, non-ionizing radiation has not been shown to cause any harm to people. (fda.gov)
As stated by the National Cancer Institute , "there is currently no consistent evidence that non-ionizing radiation increases cancer risk in humans. (fda.gov)
Safety in the use of radiofrequency dielectric heaters and sealers : a practical guide / prepared by the International Non-Ionizing Radiation Committee of the International Radiation Protection Association in collaboration with the International Labour Organization and the World Health Organization. (who.int)
Ionizing radiation is a form of energy that acts by removing electrons from atoms and molecules of materials that include air, water, and living tissue. (cdc.gov)
Ionizing radiation can travel unseen and pass through these materials. (cdc.gov)
Non-ionizing radiation exists all around us from many sources. (cdc.gov)
It is to the left of ionizing radiation on the electromagnetic spectrum in the figure below. (cdc.gov)
The dividing line between ionizing and non-ionizing radiation occurs in the ultraviolet part of the electromagnetic spectrum [shown in the illustration of the electromagnetic spectrum above]. (cdc.gov)
Radiation in the ultraviolet band and at lower energies (to the left of ultraviolet) is called non-ionizing radiation, while at the higher energies to the right of the ultraviolet band is called ionizing radiation. (cdc.gov)
How is non-ionizing radiation different from ionizing radiation? (cdc.gov)
Unlike x-rays and other forms of ionizing radiation, non-ionizing radiation does not have enough energy to remove electrons from atoms and molecules. (cdc.gov)
Non-ionizing radiation can heat substances. (cdc.gov)
What is the risk from exposure to non-ionizing radiation? (cdc.gov)
We are exposed to low levels of non-ionizing radiation every day. (cdc.gov)
Exposure to intense, direct amounts of non-ionizing radiation may result in damage to tissue due to heat. (cdc.gov)
This is not common and mainly of concern in the workplace for those who work on large sources of non-ionizing radiation devices and instruments. (cdc.gov)
Ionizing radiation injures tissues variably, depending on factors such as radiation dose, rate of exposure, type of radiation, and part of the body exposed. (msdmanuals.com)
Ionizing radiation is emitted by radioactive elements and by equipment such as x-ray and radiation therapy machines. (msdmanuals.com)

Depending on the frequency of oscillation, different wavelengths of electromagnetic spectrum are produced. (wikipedia.org)
The position of an electromagnetic wave within the electromagnetic spectrum can be characterized by either its frequency of oscillation or its wavelength. (wikipedia.org)
We often hear about radiation and think x-rays or cancer treatment, but there is a huge spectrum of radiation. (ceh.org)
Until now its ability to absorb electromagnetic radiation - energy from across the radio frequency spectrum - was not known. (qmul.ac.uk)
For more information about the electromagnetic spectrum, see NASA's Tour of the Electromagnetic Spectrum . (fda.gov)

This study was designed to investigate the possible effects of pulse modulated 900MHz and 1800MHz radio-frequency radiation on the permeability of blood-brain barrier of rats. (nih.gov)
Results have shown that 20min pulse modulated radio-frequency radiation exposure of 900MHz and 1800MHz induces an effect and increases the permeability of blood-brain barrier of male rats. (nih.gov)
It's been claimed that radiation from cell phones can cause brain tumors (there's no convincing evidence that this is true ), breast cancer (the evidence for these claims is so incredibly flimsy-and featured by Dr. Oz, to boot! (scienceblogs.com)
Although there have been some concerns that radiofrequency energy from cell phones held closely to the head may affect the brain and other tissues, to date there is no evidence from studies of cells, animals, or humans that radiofrequency energy can cause cancer. (southstpaul.org)
Computer-aided automatic transfer learning based approach for analysing the effect of high-frequency EMF radiation on brain [tech./dosim. (emf-portal.org)
Machine Learning Technique to Detect Radiations in the Brain [med. (emf-portal.org)
From 2000 to 2005, INTERPHONE interviewed 14,000 adults about their cell phone use, other exposures to RF radiation, and other factors conceivably related to brain cancer. (cdc.gov)

They collide with the nuclei of stable atoms, resulting in the emission of energetic protons, alpha and beta particles, and gamma radiation. (msdmanuals.com)

The number of follicles in female laboratory rats went down significantly after they were exposed to radiofrequency radiation. (ewg.org)
Changes to ovary cells have been associated with radiofrequency radiation exposure in laboratory rats. (ewg.org)
Prenatal exposure to radiofrequency radiation in laboratory rats was associated with follicle degeneration and structural changes of ovary cells that produce estrogen. (ewg.org)
Exposure to radiofrequency radiation from cell phones was associated with the death of the uterine lining in laboratory rats. (ewg.org)
Lower levels of the hormones prolactin, estrogen and progesterone were observed in pregnant rats exposed to radiofrequency radiation. (ewg.org)
Twenty four rats were exposed to 900 MHz electromagnetic radiation with a special absorption rate of 0.66 ± 0.01 W/kg for 2 h/d. (biomedcentral.com)

In quantum mechanics, an alternate way of viewing EMR is that it consists of photons, uncharged elementary particles with zero rest mass which are the quanta of the electromagnetic field, responsible for all electromagnetic interactions. (wikipedia.org)
The effects of these radiations on chemical systems and living tissue are caused primarily by heating effects from the combined energy transfer of many photons. (wikipedia.org)
Gamma radiation and x-rays are electromagnetic radiation (ie, photons) of very short wavelength that can penetrate deeply into tissue (many centimeters). (msdmanuals.com)

The only consistently recognized biological effect of radiofrequency radiation in humans is heating. (fda.gov)

Testing magnetic field radiation with optional units mG/µT, the electric field with unit V/m. (parkkitchen.com)

Quantum effects provide additional sources of EMR, such as the transition of electrons to lower energy levels in an atom and black-body radiation. (wikipedia.org)
Evidence of the effects of radiofrequency radiation exposure on sperm quality has also been observed in animal studies. (ewg.org)
Accumulating evidence has shown that Electromagnetic radiation potentially has negative effects on human health. (biomedcentral.com)
Biological effects and exposure criteria for radiofrequency electromagnetic fields : recommendations of the National Council on Radiation Protection and Measurements. (who.int)
In the late 1990s, several expert groups critically reviewed the evidence on health effects of lowlevel exposure to radiofrequency (RF) electromagnetic fields emitted by mobile phones, and recommended research into the possible adverse health effects of mobile telephone use. (who.int)

This study strongly suggests that being exposed to radio-frequency electromagnetic radiation from carrying mobiles in trouser pockets negatively affects sperm quality. (newsone.com)

Flip cover case radiation shields deflect Apple iPhone XR radiation as shown in the illustration. (rfsafe.com)

Ultraviolet (UV) radiation is a natural part of solar radiation, and is released by black lights, tanning beds, and electric arc lighting. (cdc.gov)
The majority of skin cancers are caused by exposure to ultraviolet radiation. (cdc.gov)

Why manmade electromagnetic fields are the most damaging http://www.buerge rwelle.de:8080/helma/twoda y/bwnews/stories/24047/ W ireless. (buergerwelle.de)

Wireless devices like cell phones, Wi-Fi and other communication technologies release radiofrequency radiation that can harm the human body. (ewg.org)
In June of 2011, the World Health Organization came out with a statement indicating that radiofrequency electromagnetic energy from cell phones is a possible carcinogen (Group 2B), based on a study coordinated by the International Agency for Research on Cancer involving 14,000 people. (southstpaul.org)
Some of the best-known ways we interact with electromagnetic fields are through cell phones, wifi, microwaves, and x-rays. (ceh.org)
Scientists know for sure that cell phones generate low-level electromagnetic radiation, known as radio frequency (RF) energy. (nocamels.com)
The type of radiation emitted by cell phones is also referred to as radio frequency (RF) energy. (fda.gov)

Exactly how radiofrequency radiation affects reproductive health isn't completely clear. (ewg.org)
However, whether radio frequency electromagnetic radiation (RF-EMR) affects the human reproductive system still requires further investigation. (biomedcentral.com)

Anti-Radiation - RF Safe® microwave radiation shielding material is integrated into the front flap of the outer case to deflect radiation (5G, Wi-Fi, EMF, etc.) away from your body while still allowing the signal to enter and exit the back of the phone unimpeded. (rfsafe.com)

The shielding fabric is then combined with a proprietary layer of CR foam rubber designed to keep your phones display screen looking like new while deflecting potentially harmful radiation away. (rfsafe.com)
By simply keeping the shielded flip cover between your body and device, no matter if used in your ear, or carried in your pocket - you have the shielding you need covering the entire front of the phone to deflect potentially harmful radiation. (rfsafe.com)
Radio-frequency electromagnetic radiation (RF-EMR) from these devices could potentially affect sperm development and function. (qigonginstitute.org)
The transmitters will be ugly, decrease property values, and expose occupants to potentially harmful microwave radiation so that your home appliances can communicate with one another which does not seem like a necessity and your privacy can be violated even more easily. (emfacts.com)

I strongly advise all governments to take the issue of electromagnetic health hazards seriously and to take action while there is still time. (electromagnetichealth.org)
Other physical hazards include electromagnetic radiation hazards from such equipment as lasers and radio-frequency generating devices. (nationalacademies.org)

In this language, the near field refers to EM fields near the charges and current that directly produced them, specifically electromagnetic induction and electrostatic induction phenomena. (wikipedia.org)

Radio frequency radiation and other forms of electromagnetic pollution are harmful at orders of magnitude well below existing guidelines. (electromagnetichealth.org)
A nuclear power plant accident could leak harmful radiation into the atmosphere. (howstuffworks.com)

Animal studies also show radiofrequency radiation can interfere with estrogen production, damage the lining of the uterus and developing egg cells, and cause changes to the heart of the developing fetus. (ewg.org)

And indeed, upon hearing of links between radiofrequency and disease, some people sputter "Uh," spin around in a fog, and flee. (counterpunch.org)

ENV has steered its investigate environmental, occupational, through the initiation of targeted individual research focus to LMICs in particular, and lifestyle- and radiation-related analytical epidemiological studies. (who.int)

The aim of the organisation is to provide the facts about electro-magnetic radiation and our health to the public and the media. (radiationresearch.org)

We provide evidence that mobile phone radiation may alter pupal development, once succeeded this point, no further impairment has manifested in adulthood. (stopumts.nl)
A new report by the BioInitiative Working Group 2012 says that evidence for risks to health has substantially increased since 2007 from electromagnetic fields and wireless technologies (radiofrequency radiation). (emfacts.com)
Epidemiological evidence shows that radiofrequency should be classified as a human carcinogen. (emfacts.com)

We do know radiofrequency radiation increases the production of reactive oxygen species and leads to changes in intracellular enzymes, changes in gene expression, and nuclear DNA damage. (ewg.org)

Publishing in the journal Scientific Reports today (Wednesday 19 February), the scientists demonstrated that the transparent material increased the absorption of electromagnetic energy by 90 per cent at a wide bandwidth. (qmul.ac.uk)

Never mind that, based on pure physics alone, it is incredibly unlikely that radio frequency radiation can cause cancer. (scienceblogs.com)
As I like to say whenever this topic comes up, it is highly implausible based on basic science that cell phone radiation could cause cancer. (scienceblogs.com)
Too much UV radiation can cause skin burns, premature aging of the skin, eye damage, and skin cancer. (cdc.gov)

Intense, direct exposure to radiofrequency (RF) or microwave radiation may result in damage to tissue due to heat. (cdc.gov)

Normal everyday levels of UV radiation can be helpful, and produce vitamin D. The World Health Organization (WHO) recommends 5 to 15 minutes of sun exposure 2 to 3 times a week to get enough vitamin D. (cdc.gov)

PRECISE MEASUREMENT: Equipped with a built-in electromagnetic radiation sensor, which can display the radiation value on the clear LCD digital display after processing by control micro-chip. (parkkitchen.com)

In both human and animal studies, exposure to radiofrequency radiation emitted from wireless devices is absorbed by the body and can harm the reproductive system. (ewg.org)
Many parts of the reproductive system are sensitive to radiofrequency radiation. (ewg.org)
Effect of Handphone EMF Radiation on Survival Rate and Morphological Reproductive Organ Changes of Fruit Fly (Drosophila melanogaster Meigen, 1830) [med. (emf-portal.org)

However, in the limited research that has been done, scientists have concluded that the levels of radiofrequency that people interact with on a normal basis are low enough that they really don't pose a threat to human health(1, 11). (ceh.org)

Exposure to radiofrequency radiation is associated in human studies with lower sperm concentration, viability, and motility. (ewg.org)

I've written several times over the years about the overblown claims of harm attributed, largely-but not exclusively-by cranks, to cell phone radiation. (scienceblogs.com)

This report contains a summary of analytical research on electromagnetic methods of nondestructive testing of cylindrical conductors. (cdc.gov)

In animal studies, changes in the concentration of testosterone, luteinizing hormone and follicle-stimulating hormone in serum or in testicular samples have also been linked to exposure to radiofrequency radiation. (ewg.org)

Radiofrequency electromagnetic fields : properties, quantities and units, biophysical interaction, and mesurements, recommendations of the National Council on Radiation Protection and Measurements. (who.int)

Engineers yesterday began testing for electromagnetic radiation and radio frequency transmissions. (smh.com.au)

You've probably heard people talk about radiation both in fiction and in real life. (howstuffworks.com)
Growing numbers of "electromagnetic hypersensitive" (EHS) people worldwide self-report severely disabling, multiorgan, nonspecific symptoms when exposed to low-dose electromagnetic radiations, often associated with symptoms of multiple chemical sensitivity (MCS) and/or other environmental "sensitivity-related illnesses" (SRI). (avaate.org)
People exposed to radiation may be divided into "low-risk" and "high-risk" susceptibility groups, based on degree of neutropenia and the presence of comorbidities. (msdmanuals.com)

The basic requirement of any cell phone radiation shielding is that it is electrically conductive. (rfsafe.com)
An electromagnetic field (also EMF or EM field) is a physical field produced by moving electrically charged objects. (smud.org)

Diseases1

Analytical, Diagnostic and Therapeutic Techniques and Equipment6

Phenomena and Processes10

Information Science1

Health Care3

Emit5

Cellphones3

Frequencies7

Interference4

Waves13

Electric and magnetic3

20171

Break chemical bonds5

Fields and Radio Frequency1

Microwave radiation from Smartphone devices2

Hypersensitivity3

Fetal2

Sources of non-ionizing1

Ionizing30

Spectrum5

Brain7

Atoms1

Rats6

Photons3

Humans1

Magnetic field1

Effects5

Sperm quality1

Shown in the illustration1

Ultraviolet2

Manmade1

Cell phones5

Affects2

Deflect radiation1

Potentially4

Hazards2

Electrostatic1

Harmful2

Interfere1

Disease1

Occupational1

Electro-magnetic1

Evidence3

Increases1

Absorption1

Cancer3

Tissue1

World Health Organ1

Measurement1

Reproductive3

Interact1

Viability1

Harm1

Analytical1

Concentration1

Quantities1

Transmissions1

People3

Electrically2