You have 3 different types of muscle: skeletal, smooth, and cardiac. Skeletal muscle alone accounts for over 650 different muscles. Have you ever wondered how many muscles you have in your body? The ...

While striations are most prominent in skeletal muscle, they are also present in cardiac muscle, the muscle that makes up the heart. Cardiac muscle fibers, like skeletal muscle fibers, contain ...

As populations age worldwide, the ability of older adults to move independently and safely has become a key determinant of ...

The human body is a wonderous thing, especially when you consider how intricate and efficient each bodily system is. For instance, an adult’s blood vessels could encircle the earth 2.5 times if ...

Researchers examined over a thousand healthy adults using body and brain MRI. This approach allows for quantifying muscle ...

Neck muscles have an essential role in supporting and stabilizing your neck. More than 20 muscles are working to keep your head supported and moving. Your neck muscles have a range of responsibilities ...

Share on Pinterest Exercise gives the brain a boost, and may help protect against cognitive decline, but why? Image credit: NICK VEASEY/SCIENCE PHOTO LIBRARY/Getty Images. Exercise can stimulate brain ...

Loss of muscle mass, also called muscle wasting or atrophy, can happen gradually as part of getting older or more suddenly ...

If your fitness goal is to up the ante on endurance, pack more power into your sprint, or supercharge your strength gains in the gym, it’s worth exploring – what are the different muscle fiber types?

Fast twitch muscles help with sudden bursts of energy involved in activities like sprinting and jumping. Twitch muscles are skeletal muscles that help support your movement. They’re especially ...