Voluntary muscles can be controlled by the person, like muscles in your neck and legs. Involuntary muscles work without you thinking about it, like your heart and stomach muscles. Skeletal muscles ...

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.

How did the bodies of animals, including ours, become such fine-tuned movement machines? How vertebrates coordinate the eternal tug-o-war between involuntary reflexes and seamless voluntary movements ...

Do your muscles still spasm after a run? This is most likely muscle fasciculation, where the voluntary muscle units are randomly firing and not under the usual central nervous system neurologic ...

Former NFL star Chris Johnson has revealed he has been diagnosed with ALS, also known as Lou Gehrig’s disease.

How did the bodies of animals, including ours, become such fine-tuned movement machines? This paper cuts directly into critical debates about how the ancient spinal cord and the relatively new human ...