Human anatomy reflects millions of years of adaptation, and not all of it is efficient by modern standards. Some structures ...

Human evolution is often told as a tidy story of adaptation, yet some of our most familiar body parts still defy ...

What muscles feet have, how your brain controls them, and how humans evolved all play a part in why people can’t easily move ...

Skeletal muscle is the type of muscle that controls movement. Problems with these muscles can be minor, life-threatening, or ongoing problems that make it hard to perform basic daily activities.

You have 20 muscles in your forearm, the part of your arm between your elbow and your hand. They help you move your arms, hands, and fingers and perform many of the tasks of daily life. You can strain ...

Your anatomy operates like a machine, it's success hinging on the work of over 70 organs, each with a unique function. From the heart's blood-pumping ability to the liver's filtering power, each ...