Kidney deficiency is mainly caused by congenital deficiency, overexertion, work stress, and prolonged illness. The clinical manifestations of kidney deficiency mainly include back pain, dry mouth, and red tongue coating. The presence of back pain and kidney deficiency can generally be regulated through exercise, changes in lifestyle habits, medication and other methods. You can also eat nuts, meat and other foods to help improve. A, conditioning 1, exercise: walking, brisk walking, jogging and other aerobic exercise, can improve the blood circulation in the kidney area, so as to improve kidney function. In addition, appropriate exercise can also stretch the muscles of the lower back to improve the back pain; 2, change habits: avoid strain, do not stay up late, keep a happy mood, avoid heavy physical labor. Should pay attention to sexual life moderation, avoid kidney damage; 3, drug treatment: need doctor identification treatment, kidney yin deficiency patients can take Liu Wei Di Huang Wan, Zuo Gui Wan and other treatment, can play a role in nourishing yin and tonifying the kidney. Patients with kidney yang deficiency can take Jin Kui Kidney Qi Pill, Right Return Pill, Jisheng Kidney Qi Pill, etc., which can play the role of strengthening yang and tonifying the kidney. If the patient’s back pain symptoms are more serious, if necessary, can take ibuprofen and other analgesic drugs to relieve, it should be noted that taking drugs need to be carried out under the guidance of a doctor; 4, other: acupuncture, massage, cupping, gua sha and other complementary treatments can be carried out under the guidance of a doctor. Second, kidney food 1, nuts: chestnuts, walnuts, etc. Chestnuts have the role of kidney strengthening, walnuts can help nourish Yin, kidney, fixing essence, for back pain and kidney deficiency patients eat appropriate benefits; 2, meat: beef, mutton, etc., such as back pain and kidney deficiency, spermatorrhea, low sexual function of the population to eat mutton, can play a certain tonic, aphrodisiac, the role of essence and blood; 3, seafood: such as Sea cucumber for patients with kidney deficiency can play a role in consolidating and nourishing the kidneys; 4, vegetables: such as leeks, yams, etc., has the effect of nourishing the kidneys, eliminating food, aphrodisiac, nourishing essence and blood. For back pain, night sweats and other patients have a certain therapeutic effect; 5, other: such as Chinese wolfberry has the role of tonifying the kidney, nourishing the liver, strengthening tendons and bones. Pig kidney also has aphrodisiac, benefit essence and blood, the role of kidney, for back pain, kidney deficiency, impotence and other patients have a certain alleviating effect. In addition, you can also eat more black food, such as black sesame, black rice, black fungus, etc.