Your deltoid muscles make up a main muscle group in your upper body. They’re connected with many other muscles and bones in your upper back, neck, and shoulder region and are extremely mobile. They ...

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 ...

When you hear the term strong core, chances are your mind paints a visual of someone you know—be it a celebrity famous for their six-pack (*cough* Jada Pinkett Smith) or that superhero chick on ...

Going through life absent an entire forearm muscle feels like something you’d probably have noticed by now, but as Jonathan Bennion of the Institute of Human Anatomy explains in a recent YouTube video ...

Human embryos are more muscle-bound than adult humans, new microscope images cataloging early development show. For instance, at seven weeks of gestation, embryonic hands have about 30 muscles. Adults ...