Muscle contraction is the tightening, shortening, or lengthening of muscles when you do some activity. It can happen when you hold or pick up something, or when you stretch or exercise with weights.

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.

There are different types of neck pain that can affect your muscles, nerves, or other nearby tissues. Each has different causes and different treatments that might be effective. Neck pain may result ...

More than 30 types of muscular dystrophy have been identified. They all cause problems with movement due to muscle protein defects caused by genetic mutations. Muscular dystrophy is a group of ...

Cardiac muscle tissue, or myocardium, is a type of muscle tissue that forms the heart. It contracts and releases involuntarily and keeps the heart pumping blood around the body. The human body ...

Introduction It has been shown that caffeine promotes vigilance, attention, mood and arousal 5. The potential mechanisms of caffeine’s action include its role as an adenosine receptor antagonist that ...

THE purpose of this study Was to investigate the purported value of betaine and glycocyamine in the treatment of late residual muscular weakness resulting from poliomyelitis. ‡ To make the evaluation ...

There are various ways to estimate muscle mass percentage. These include using medical equipment, calculating body fat percentage, and measuring certain areas of the body. Maintaining a healthy ...