As humans have evolved, some anatomical parts with functional roles in the body have become unfunctional and are often referred to as vestigial organs or structures. Some are believed to be a ...

“I'm sure we're going to find out one day that the brain is as worthless as the appendix.” —Scott McClanahan The poor, maligned appendix. That worm-like accessory dangling from our intestines has long ...

There is an undeniable connection between a strong immune system and nutrition. Learn why what you eat matters and other ways to boost your immune system.