There's a lot of talk about lean muscle compared to bulk muscle, but experts say it's not worth differentiating the two.

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.

Researchers have developed a novel bioink that uses a sustained-release hormone to promote the growth and regeneration of 3D-printed muscle tissues. Their approach opens the door to developing new ...