Muscular dystrophy and multiple sclerosis can affect mobility, breathing, speaking, and muscle control. But they have distinct causes, affect different parts of the body, and have other differences.

Muscle fibers have been made more pronounced, allowing for a better understanding of muscular anatomy and function. The bronchial system is now fully detailed, with all branches accurately represented ...

Pinnipeds -- a group including seals, sea lions and walruses -- are relatively recently derived marine mammals that evolved from terrestrial carnivorans and reentered the marine environment. Their ...

Muscular endurance refers to the ability of a muscle to sustain repeated contractions against resistance for an extended period of time. To increase muscular indurance, you should engage in activities ...

Much like their name implies, the quadricep muscles were once thought to be a set of four muscles, with the name “quad” translating to “four or fourth” in Latin. However, it has since been discovered ...