Kidney deficiency may lead to heavy dampness, mainly related to the deficiency of kidney yang, water and dampness stagnation and accumulation, which may be manifested as swelling of the limbs or the whole body. Chinese medicine believes that the kidney is the main water, that is, the kidneys have the function of presiding over and regulating the body’s water metabolism, so kidney deficiency may lead to heavy dampness, mainly related to kidney yang deficiency, water and dampness stagnation and overflow of the skin, which can be manifested as edema of the limbs or the whole body, especially below the waist is the most obvious, and in serious cases, abdominal distension can also occur. Water-dampness disease is mainly due to the lungs, spleen, kidney dysfunction caused by the three organs, so the person with heavy dampness, should be combined with their own other specific performance, under the guidance of the physician to identify the treatment of conditioning, not blindly self-medication.