Muscle wasting or atrophy is usually caused by not being able to regularly exercise your muscles. Your inability to move may be be due to an injury or an underlying health condition. Muscle atrophy is ...

Minor muscle spasming can occur due to health conditions like nutrient deficiencies. More severe twitching can be a symptom of serious health conditions, including those affecting the nervous system.

If you're looking to build muscle, it's essential to be realistic about how long it will take (and that it may take you longer than your workout buddies), what it requires and the various factors that ...