Humans aren't capable of regenerating lost limbs, but our bodies can heal from many wounds. Whenever we scratch or cut our skin, for example, skin stem cells move in to regrow the epidermis and repair ...

Vitamin B12 is almost exclusively found in animal products, and this essential vitamin can be difficult for vegetarians and vegans to obtain. It is made through bacterial fermentation in the gut, ...

Yale researchers revealed how vitamin B5 fuels mitochondria, offering new insight into brain and metabolic disorders. The human body produces a molecule from vitamin B5 that plays a crucial role in ...

Hair follicle stem cells (green) mobilize and expand (white) to help repair the skin’s barrier by differentiating into epidermal lineages (red). When a child falls off her bike and scrapes her knee, ...

Vitamin E is especially great for boosting your immune system and is also important for the health of your heart, brain, eyes ...

The thyroid is a small, butterfly-shaped gland that sits at the front of your throat. Your thyroid uses the mineral iodine, obtained through the diet, and the amino acid tyrosine, which the body ...

A new study from The University of Texas at Arlington has revealed how cells control their mitochondria—the "energy producers ...

The best anti-aging supplements are antioxidant-rich like vitamins E, D, K, and resveratrol — here's why they work.