If the human body sweats a lot, some sodium ions and potassium ions in the body can be lost, leading to hyponatremia or hypokalemia. This requires supplementing sodium and potassium, usually by drinking more light salt water and foods and drinks with high potassium content.

Drinking a cup of light salt water in the morning can be absorbed by the body quickly, which can dilute blood, increase blood flow and prevent cerebral thrombosis and arteriosclerosis. Drinking light salt water in the morning is also a good way to prevent habitual constipation and keep healthy.

Climbing stairs is helpful to lose weight, but it is not obvious.