Could wounded skin someday regrow perfectly without scars? A new study by Harvard stem cell biologists published in Cell ...

The skin acts as the body's first line of defense against external threats. However, as we age, the epidermis-the outermost layer of skin-gradually becomes thinner and loses its protective strength.

Japanese researchers have found that vitamin C can thicken skin by switching on genes that boost skin cell growth, helping reverse age-related thinning. It works by reactivating DNA through a process ...

Perhaps best known as a immune-system boost or antidote to scurvy, vitamin C has been found to rejuvenate aging skin by reactivating genes responsible for cell growth. By promoting DNA demethylation, ...