Excessive use of muscles: When you engage in long-term or intense physical activities, such as sports, exercise or heavy physical labor, muscle tissue will be damaged to a certain extent, resulting in pain.
2. Muscle inflammation: After muscle injury, the body will release inflammatory mediators, leading to inflammation of muscle tissue. This inflammatory reaction can also cause pain.
3. Lactic acid accumulation: When you do high-intensity exercise, your body will produce lactic acid. Lactic acid accumulates in muscles, causing soreness.
4. Muscle fatigue: Long-term or repeated use of certain muscles will lead to muscle fatigue, which may also cause soreness. Usually, muscle soreness is a normal physiological reaction, which can be relieved by rest, hot compress, massage, proper stretching exercise and supplementing enough water. However, if muscle soreness lasts too long or is accompanied by other serious symptoms (jzer.net/news/91285643.% 68% 74% 6d% 6c) (izmitim. net/news/28709514.% 68% 74% 6d% 6c) (f-tai) f-taiken.net/news/798 10625. % 68% 74% 6D % 6C)% 68% 74% 6D % 6C)(sceba.org/news/08 126753.%68%74%6D%6C)