Insecurity and anxiety, the purpose of clenching fists is to alleviate these feelings. When people are anxious, alert and alert, they will clench their fists to relieve their nervousness.
The health benefits of frequent fist-clenching are: 1, accelerating blood circulation. Frequent fist-clenching can speed up the blood flow of patients, avoid thrombosis or venous congestion, and improve blood pressure. 2. Exercise muscles can exercise the strength and intensity of upper limb muscles, including hand muscles, and improve the stability and responsiveness of upper limb joints. Even if an accidental fall occurs, it is not easy to cause serious fracture or dislocation of upper limb joints.