Medically reviewed by Alicen Nelson MD, MPH The navel, also known as the belly button or umbilicus, is a small, round, or ...

Medically reviewed by Amy Kwan, PT Your latissimus dorsi (your "lats") is a broad, flat, triangle-shaped muscle that spans ...

This month, trained fighter and author Carla Hoch shares information on firearms in fight scenes, the most likely places a ...

Collagen, the body's most abundant protein, has long been viewed as a predictable structural component of tissues. However, a new study challenges that notion, revealing an unexpected confirmation in ...

A vital pathway for breathing and nourishment is also an object of desire—and one of the body’s most vulnerable parts.