"Once damaged, these hairs never grow back. You have around 3,500, and that is all you'll have throughout your entire life...

Up to 1.7% of the population is born into an intersex body — meaning, they are born with sex characteristics that don't fit neatly into typical definitions of male or female bodies. Vchal / Getty ...

Aging is the process of getting older. In biology, aging refers to how, over time, the cells in our bodies wear out or get damaged. They no longer work as well as they used to. Some visible signs of ...

The responses I received did NOT disappoint. Without further ado, here are their 15 most creepy and horrifying body facts: 1."You can cough, sneeze, or vomit so hard you can collapse your lung." ...

Perceptions of body hair are rapidly evolving. Some of the biggest changes have been evidenced in film. For instance, classic representations of James Bond, portrayed by Sean Connery, Roger Moore, and ...

Infants need up to 10× more protein per kilogram than adults; adults actually need the least. Nature’s giants — whales, elephants, gorillas — thrive on low-quality protein, proving the Rought It® ...