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.

Muscle knots, or myofascial trigger points, are small, bump-like areas of muscle that can be painful. Treatment often includes home remedies, like applying warm or cold pads. But, professional ...

Muscle strain occurs when a muscle becomes overstretched or works too hard. People can often treat muscle strains at home and use specific exercises to speed up their recovery. Muscle strains vary in ...

Human movement is reciprocal in nature: Opposing muscle groups must coordinate for proper movement. Muscle length and strength between opposing muscle groups need to be in balance for normal movement ...

Muscle growth takes time, persistence, and a long-term commitment to the process. But it’s possible for most people with proper training programs and protein consumption. Muscle building is often a ...

If you're looking to build muscle, it's important to have patience and also be realistic about how long it will take. Different factors can determine your ability to gain (or not gain) muscle. Muscle ...

If you've spent any time lifting weights, you've probably noticed your muscles looking noticeably bigger during or right after a workout. It's a satisfying reminder that you actually did something, ...