The Effects of Aging on Hair—More Than Just Amount
نویسندگان
چکیده
منابع مشابه
بررسی مراحل مختلف بلوغ در دانش آموزان پسر 7 تا 14 ساله شهر همدان
The purpose of this research was to study the age of onset of puberty and its procedure among the male students aging from 7 to 14 years old in the town of Hamadan during the spring of 1995. The method was cross-sectional and non-interventional and was performed by examining 600 students. The criteria of the puberty were the growth of genitalia and public hair. Regarding the statisti...
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Abstract Introduction: population aging refers to an age imbalance of the population so that the ratio of young population decreases while aged population grows. Decrease in fertility rate and growing life expectancy are the two key factors in emergence of population aging. The macro economy effects of population aging on economic growth was examined based on the effects of two factors includ...
متن کاملThe Effects of Population Aging on Economic Growth of Iran through the fertility rate and life expectancy (Overlapping Generation Model Approach)
Abstract Introduction: population aging refers to an age imbalance of the population so that the ratio of young population decreases while aged population grows. Decrease in fertility rate and growing life expectancy are the two key factors in emergence of population aging. The macro economy effects of population aging on economic growth was examined based on the effects of two factors includ...
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Alopecia areata (AA) is a sudden non-scarring hair loss that can be seen in any hairy area in the form of round or oval patches. It is an autoimmune disorder with an immunological response against hair follicles that is caused by genetic and environmental factors. The prevalence of AA is about 0.1% to 0.2% worldwide. Depending on the severity of the disease and sites of involvement, it can be d...
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The mammalian cochlea is a highly complex structure which contains several cells, including sensory receptor or hair cells. The main function of the cochlear hair cells is to convert the mechanical vibrations of the sound into electrical signals, then these signals travel to the brain along the auditory nerve. Auditory hair cells in some amphibians, reptiles, fish, and birds can regenerate or r...
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