More than 30 rare muscular dystrophy types cause progressive muscle weakness from inherited gene mutations. Combined, they affect about 1 in 5,000 to 8,000 people. Common subtypes vary by age of onset ...

Discover the three main types of muscle in the human body and their distinct functions. Trump posts image of himself as Jesus—and even some allies are outraged Watch: Inside the moment Artemis capsule ...

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.