Muskelaufbau

Protein shakes and protein powders have made it into everyday nutrition, especially in weight training. Meanwhile, the dietary supplements are also used in other sports. But do the shakes live up to the promises made by manufacturers and fitness YouTubers? ISPO.com takes the test.

Every athlete knows muscle soreness, but how does it develop? What processes take place in the body? Orthopaedist Markus Klingenberg reveals what helps against aching muscles and whether doing sports is dangerous.