2. Exercise alternately and keep balance, so that the physiological functions of each system of the human body can be exercised alternately, thus overcoming bias and neglect and achieving their respective coordinated and balanced fitness exercise modes. If they are mental workers, they should take part in some physical labor, which can not only keep their brains strong, but also increase their physical strength. This method is the alternate balance method of body and brain;
3. Strengthening the spleen and tonifying the kidney, the spleen is the acquired foundation, and the kidney is the innate foundation. To cultivate healthy qi, we must first strengthen the spleen and tonify the kidney. Spleen and stomach is one of the most important organs of human body, and it is the acquired foundation and biochemical source of qi and blood. If the spleen and stomach are weak and dysfunctional, the supply will be reduced or excessive, and the growth and life activities of the human body will be affected. Therefore, in order to enrich healthy qi, we must pay attention to cultivating and nourishing the qi of the spleen and stomach.