The Pop and Color of Our Electrified Muscles

Artikel i övrig tidskrift, 2022

We humans have more than 600 muscles in our bodies! You constantly use your muscles to eat, breathe, make faces, and run around! How many muscles do you think a person uses to play the piano, dance the macarena, or play basketball? How do you think the muscles get the message to move? We cannot see our muscles under the skin, so it is easy to forget about them. If you make the “strong arm” pose by flexing your elbow and clenching your fist, you might see a muscle bulge. Or if you get a lot of exercise, your muscles might get tired or sore. Would you like to be able to see what your
muscles are doing under your skin? If you could listen really closely, do you think muscles make any sound? In fact, with some special recording equipment, it is possible to see and hear what muscles are doing!