In fact, if you exercise improperly or excessively, or exercise excessively, it may cause muscle stiffness. Muscle stiffness is a temporary and normal physiological phenomenon, and it is also a response of the body's protective inhibition. It is a "self-defense signal", indicating that the muscles are already in a state of fatigue, and the body needs rest and adjustment at this time.
Food intake should be based on protein, sugar, vitamins and inorganic salts. The intake varies from person to person, depending on the state and purpose: some people are used to eating less after exercise and can eat less; Some people get hungry easily after exercise, so they can eat more appropriately.
You can also drink simple light salt water, that is, adding a small amount of salt to the water can help us replenish a lot of salt lost during exercise. Of course, if you think you need energy, you can drink a functional drink, which contains many nutrients that the human body needs. Of course, it should also be adjusted in combination with proper sleep.
In the case of physical fatigue, don't blindly carry out high-intensity exercise. The body needs enough information to repair the slight muscle damage caused by training and restore physical fitness. Overtraining may lead to insomnia, and then affect a variety of metabolic and endocrine functions, leading to endocrine disorders.
You must pay attention to the control of quantity when exercising. Excessive exercise will affect your enthusiasm for later sports. It takes a long time to keep fit, so don't be eager for success at the beginning. Be sure to warm up before fitness to avoid injury during fitness.