In a new book, Dr. Mary-Frances O’Connor explores the ways grief affects the body, from the heart to the immune system.

It's easy to assume that the healthiest piece of chicken is always the leanest. However, there are different factors to ...

The female reproductive system includes internal and external organs, each designed to carry out varying functions. Learn more about the anatomy of this system.

The vagus nerve does it all—tells your lungs to breathe, controls your heart rate, and even forms the foundation for a whole ...