Hair serves an important cosmetic function for humans, and the hair follicle produces sweat gland products that help to control body temperature and release pheromones 3. Billions of people ...

In this article (Part I of II), the structure and function of hair follicles, the diagnostic approach to diseases causing hair loss, and the most common nonscarring alopecias (telogen effluvium ...

Anagen, or growing hair follicles, cover the entire scalp by about 18 to 20 weeks gestation. At 24 to 28 weeks gestation, the anagen hair follicles evolve to a short catagen phase in which the ...

Spinach is a leafy green vegetable that is a good source of iron, vitamin A, folate, and vitamin C. Iron “helps carry oxygen to hair follicles,” explains Dr. Berry, who adds that low levels of iron ...