Whether kidney deficiency can recover by itself, it needs to be combined with the severity of the condition as well as the age and physical quality of the patient. If the kidney deficiency is not serious in young adults, it can be gradually recovered through reasonable conditioning; if it is poor health of the elderly, usually kidney deficiency will not recover on its own, you need to seek timely medical treatment. Most young adults suffer from kidney deficiency due to overexertion or overindulgence, while poor lifestyle habits can also cause a decline in body functions, leading to kidney deficiency. Kidney deficiency is a Chinese medical term referring to the deficiency of essence in the kidneys, which is mainly divided into kidney yin deficiency and kidney yang deficiency. The symptoms of kidney yang deficiency are soreness and weakness of the waist and knees, chills in the limbs, coldness, and even edema. The symptoms of kidney yin deficiency are mainly soreness and weakness of the waist and knees, dryness and heat, night sweating, false sweating, dizziness, and tinnitus. Through a healthy and reasonable diet and strengthening physical exercise, kidney deficiency in young adults will recover on its own. But if the elderly kidney deficiency, usually for physiological decline, is a normal phenomenon, can be treated with drugs under the guidance of doctors. Patients with kidney deficiency should have good habits and ensure sufficient sleep. You can supplement through food, moderate consumption of kidney food, such as sesame, walnuts, yam, wolfberries, etc., have the role of complementary dietary therapy.