• typically
  • Two "meta-analyses" of multiple clinical studies concluded that phosphatidylserine could provide significant benefits for cognitive functions that typically decline with age, including concentration, learning, memory, and vocabulary skills. (lifeextension.com)
  • The g factor typically accounts for 40 to 50 percent of the between-individual performance differences on a given cognitive test, and composite scores ("IQ scores") based on many tests are frequently regarded as estimates of individuals' standing on the g factor. (wikipedia.org)
  • Today's factor models of intelligence typically represent cognitive abilities as a three-level hierarchy, where there are a large number of narrow factors at the bottom of the hierarchy, a handful of broad, more general factors at the intermediate level, and at the apex a single factor, referred to as the g factor, which represents the variance common to all cognitive tasks. (wikipedia.org)
  • Note there is a discontinuity in the growth curves at age 2, which reflects the difference in recumbent length (with the child on his or her back), used in measuring infants and toddlers and standing height typically measured from age 2 onwards. (wikipedia.org)
  • Mathematically
  • Mathematically, the g factor is a source of variance among individuals, which entails that one cannot meaningfully speak of any one individual's mental abilities consisting of g or other factors to any specified degrees. (wikipedia.org)
  • The detailed dependencies of rotation are such that the periods converge rapidly to a certain function of age and mass, mathematically denoted by P = P (t, M), even though stars have a range of allowed initial periods. (wikipedia.org)
  • elderly
  • In the middle-aged and the elderly, phosphatidylserine has been shown to prevent and restore memory loss 5 and alleviate stress 6 and anxiety. (lifeextension.com)
  • These results demonstrate that both age and BDNF serum levels are important factors to consider when investigating the mechanisms by which exercise interventions influence cognitive outcomes, particularly in elderly populations. (frontiersin.org)
  • For example, in the United States, as of 2006, an adult non-elderly male is 3 to 6 times more likely to become a victim of a homicide and 2.5 to 3.5 times more likely to die in an accident than a female of the same age. (wikipedia.org)
  • Consequently, the sex ratio tends to reduce as age increases and among the elderly there is usually a greater proportion of females. (wikipedia.org)
  • populations
  • Genetics is a major factor in determining the height of individuals, though it is far less influential in regard to differences among populations. (wikipedia.org)
  • Changes in diet (nutrition) and a general rise in quality of health care and standard of living are the cited factors in the Asian populations. (wikipedia.org)
  • In most populations, adult males tend to have higher death rates than adult females of the same age (even after allowing for causes specific to females such as death in childbirth), both due to natural causes such as heart attacks and strokes, which account for by far the majority of deaths, and also to violent causes, such as homicide and warfare, resulting in higher life expectancy of females. (wikipedia.org)
  • cognitive
  • An estimated 10-20% of people over 65 years of age already suffer from mild cognitive impairment 1 and as many as 5.2 million people in the US are currently living with Alzheimer's disease. (lifeextension.com)
  • Maintaining an optimal intake of phosphatidylserine is crucial to preventing age-related cognitive decline. (lifeextension.com)
  • Even if you are a healthy individual today, research shows that you could eventually experience a dramatic decline in your cognitive capacities by the time you reach 70 years of age. (lifeextension.com)
  • By boosting glucose metabolism and stimulating production of acetylcholine, supplemental phosphatidylserine ( 100 mg three times daily) has been shown to improve cognitive performance in patients experiencing age-associated memory impairment or other signs of cognitive decline. (lifeextension.com)
  • Several neural mechanisms thought to support these cognitive processes become particularly vulnerable during the aging process ( Burke and Barnes, 2006 ). (frontiersin.org)
  • Mehul A. Trivedi, Ph.D., and colleagues have been studying how these risk factors affect cognitive efficiency in middle-age. (actionalz.org)
  • These people also exhibit abnormalities of brain structure and function on imaging scans - factors that could affect cognitive efficiency and memory years before clinical symptoms of Alzheimer's appear. (actionalz.org)
  • For this grant, Dr. Trivedi and colleagues will use functional magnetic resonance imaging (fMRI) techniques to assess the role of dementia risk factors on white matter functioning and on cognitive efficiency. (actionalz.org)
  • The g factor (also known as general intelligence, general mental ability or general intelligence factor) is a construct developed in psychometric investigations of cognitive abilities and human intelligence. (wikipedia.org)
  • Barnes
  • It was coined in 2003 by Sydney Barnes to describe the associated procedure for deriving stellar ages, and developed extensively in empirical form in 2007. (wikipedia.org)
  • poverty
  • In regions of poverty or warfare, environmental factors like chronic malnutrition during childhood or adolescence may result in delayed growth and/or marked reductions in adult stature even without the presence of any of these medical conditions. (wikipedia.org)
  • humans
  • Humans grow fastest (other than in the womb) as infants and toddlers, rapidly declining from a maximum at birth to roughly age 2, tapering to a slowly declining rate, and then during the pubertal growth spurt, a rapid rise to a second maximum (at around 11-12 years for female, and 13-14 years for male), followed by a steady decline to zero. (wikipedia.org)
  • mild
  • Unless the individual has an impaired immune system, e.g., owing to HIV or cancer-related immune suppression, recurrent infections tend to be mild in nature and may be brought on by stress, sun, menstrual periods, trauma or physical stress. (wikipedia.org)
  • rapidly
  • Therefore, orthodontists want to time their treatments for the ages when the child is mature enough to cooperate with treatment, and also when the bone is growing most rapidly. (doctorspiller.com)
  • diabetes
  • Remember, it's important to keep up with regular physicals, especially if you are overweight or have diabetes, because these factors can increase your risk for high blood pressure. (eatright.org)
  • people
  • Studies suggest that phosphatidylserine can benefit people of all ages. (lifeextension.com)
  • The data also show that people with very short telomeres are more likely to die at a younger age. (kanw.com)
  • Maybe because the people didn't like how you implied all younger guys are immature and were thinking some old guys could even be very immature so you shouldn't quite base it on age, which is a fair comment if you think about it. (girlsaskguys.com)
  • Some actors actually choose to age gracefully, taking on roles of older people. (wkbw.com)
  • In addition, these older people tend to be dehydrated and be taking other medications. (wikipedia.org)
  • The two conditions together account for 10-25% of non-hemorrhagic strokes in young and middle-aged people. (wikipedia.org)
  • increase
  • Hereditary factors and increasing age also tend to increase the risk of heart diseases leading to masive hartatack. (speedyremedies.com)
  • We found that age moderated the effect of intervention group on changes in BDNF levels, with those in the highest age quartile showing the greatest increase in BDNF after 1-year of moderate intensity walking exercise ( p = 0.036). (frontiersin.org)
  • High blood pressure tends to increase with age, generally affecting adults age 50 and older. (eatright.org)
  • These factors increase the likelihood of developing side effects of digoxin and digoxin toxicity. (wikipedia.org)
  • include
  • Female fish utilize multiple strategies in order to select for male parental quality: important factors include mate size, courtship rates, and male cannibalism. (wikipedia.org)
  • Risk factors for developing breast cancer include being female, obesity, lack of physical exercise, drinking alcohol, hormone replacement therapy during menopause, ionizing radiation, early age at first menstruation, having children late or not at all, older age, and family history. (wikipedia.org)
  • Placental factors include size, microstructure (densities and architecture), umbilical blood flow, transporters and binding proteins, nutrient utilization and nutrient production. (wikipedia.org)
  • Fetal factors include the fetus genome, nutrient production, and hormone output. (wikipedia.org)
  • roughly
  • The term is derived from the Greek words gyros, chronos and logos, roughly translated as rotation, age, and study respectively. (wikipedia.org)
  • researchers
  • Because the ages of the stars were already known, the researchers could discover a relationship between a star's age and its rotation period. (wikipedia.org)
  • individuals
  • The mediation analyses revealed that BDNF mediated the effect of the intervention on task-switch accuracy, but did so as a function of age, such that exercise-induced changes in BDNF mediated the effect of exercise on task-switch performance only for individuals over the age of 71. (frontiersin.org)
  • However, individuals who excel at one type of test tend to excel at other kinds of tests, too, while those who do poorly on one test tend to do so on all tests, regardless of the tests' contents. (wikipedia.org)
  • The smooth 50th percentile male and female growth curves illustrated above are aggregate values from thousands of individuals sampled at ages from birth to age 20. (wikipedia.org)
  • Other factors significantly linked to aggression are sex and trait anger, with men and individuals with higher levels of trait anger showing more aggressive behaviors. (wikipedia.org)
  • warfare
  • The intensification of warfare during the Bronze Age may have been an additional factor in the rise of the cremation ritual, because it is a convenient way to dispose of the dead at a battle site, or away from an established cemetery. (blogspot.com)
  • research
  • Although research shows conflicting results, young adolescent women also tend to deliver smaller babies and should gain toward the higher end of the recommended spectrum. (selfgrowth.com)
  • Traditionally, research on g has concentrated on psychometric investigations of test data, with a special emphasis on factor analytic approaches. (wikipedia.org)
  • The natural factors that affect the human sex ratio are an active area of scientific research. (wikipedia.org)
  • youngest
  • He was elected at age 20 in 2010, being the youngest person ever to be elected to an Australian parliament. (wikipedia.org)
  • The youngest-ever elected member of the Canadian House of Commons is Pierre-Luc Dusseault, who was elected at the age of 19 years and 11 months in 2011. (wikipedia.org)
  • The youngest-ever elected member of the National Assembly is Ilona Burka, who became MP at the age of 19 years, 5 months and 13 days on 12 May 1971, following the 1971 parliamentary election. (wikipedia.org)
  • The youngest senator in Seanad √Čireann is Fintan Warfield who was elected as a senator at the age of 24. (wikipedia.org)
  • The youngest member of the Chamber of Deputies ever is Enzo Lattuca (PD), elected in 2013 aged 25. (wikipedia.org)
  • The youngest MP in Malawi was Angela Zachepa who was voted in as MP at age 21. (wikipedia.org)
  • The current youngest MP is Zairil Khir Johari aged 35 years, 3 months. (wikipedia.org)
  • The youngest person ever to be elected MP to a Swedish parliament is Mr Anton Abele who was only aged 18 when elected in September 2010. (wikipedia.org)
  • environmental factors
  • Height, like other phenotypic traits, is determined by a combination of genetics and environmental factors. (wikipedia.org)
  • Recent studies have found that numerous preconception or prenatal environmental factors affect the probability of a baby being conceived male or female. (wikipedia.org)
  • It has been proposed that these environmental factors also explain sex differences in mortality. (wikipedia.org)
  • differences
  • The Kaiser project is also turning up new information about differences in the way men and women age. (kanw.com)
  • depends
  • The optimum age for beginning treatment depends upon the specific deformity that the orthodontist needs to correct, but the best age for evaluation of that specific deformity is usually age 7 because that is the age when both factors tend to coincide for the treatment of certain skeletal deformities. (doctorspiller.com)
  • respectively
  • Most MPs and Senators are elected usually only in their thirties and later but some prominent MPs have been elected rather early in life including Prime Ministers Malcolm Fraser and Paul Keating who were both elected at age 25 in 1955 and 1969 respectively. (wikipedia.org)
  • large
  • Spearman suggested that all mental performance could be conceptualized in terms of a single general ability factor, which he labeled g, and a large number of narrow task-specific ability factors. (wikipedia.org)
  • Using these results, the ages of a large number of cool galactic field stars can be derived with 10% precision. (wikipedia.org)
  • less
  • The age of the electrode is also important, and probes tend to be less accurate the longer they are used. (wikipedia.org)
  • mean age
  • The present study examined BDNF as a mediator of the effects of a 1-year walking intervention on executive function in 90 older adults (mean age = 66.82). (frontiersin.org)
  • female
  • For instance, heterosexual men tend to report that red outfits enhance female attractiveness, while heterosexual females deny any outfit color impacting that of men. (wikipedia.org)
  • For example, the male to female ratio falls from 1.05 for the group aged 15 to 65 to 0.70 for the group over 65 in Germany, from 1.00 to 0.72 in the United States, from 1.06 to 0.91 in mainland China, and from 1.07 to 1.02 in India. (wikipedia.org)
  • birth
  • In terms of numbers alone, smoking is one of the most important influences on birth weight in this country, where most women of childbearing age are well nourished and in good health. (selfgrowth.com)
  • faster
  • There is some argument about whether the movement of children's teeth is actually faster than that of adults, but there is no argument about the ease of movement due to the growth factor. (doctorspiller.com)
  • As every mother knows, their children grow faster at some ages than at others. (doctorspiller.com)
  • years of age
  • A 2009 review for the US Preventive Services Task Force found evidence of benefit in those 40 to 70 years of age, and the organization recommends screening every two years in women 50 to 74 years old. (wikipedia.org)
  • heart
  • The most common and equally debilitating massive heart attack symptom is chest pain that tends to radiate to back, jaw, neck or either of the arms through nerves. (speedyremedies.com)
  • Massive heart attacks tend to cause permanent damage when treatment is not administered immediately. (speedyremedies.com)
  • treatment
  • Treatment is by surgical excision (complete removal) of the fibrous tissue overgrowth and addressing the causative factor to prevent recurrence of the lesion. (wikipedia.org)
  • colleagues
  • The relationship between rotation and age was initially discovered by Soren Meibom and colleagues by measuring the period of rotation of stars in a billion-year-old cluster. (wikipedia.org)