Evolution has left humans with many vestigial traits—remnants of once-useful biological features that serve little or no modern purpose. One such example is the muscles around our ears, which in many ...

Jennifer M. Edwards is a journalist and author and certified personal trainer. She spent several years as the lifestyle editor for several daily newspapers in Texas, New York, and Florida. Her work ...

Atherosclerosis: The fatty buildup of plaque in the artery walls, that causes the arteries to harden and narrow until blood cannot pass properly. Enhancing leg circulation primarily hinges on engaging ...