Muscle imbalances occur when opposing muscles experience unequal strengths or flexibility, often leading to poor posture, abnormal movement patterns, and an increased risk of injury. Muscle imbalances ...

Loss of muscle mass (muscle atrophy) can be a result of aging or lifestyle habits, like being inactive or eating a poor diet. Muscle loss can also point to hormone abnormalities or underlying health ...

Chest pain following pull-ups can stem from several causes, some of which are serious and others that should respond to simple care at home. It may indicate a muscle pull or spasm. However, it's not ...