70 year olds to replenish the kidneys and Yang (the role of kidney Yang) and there is no so-called best method, generally combined with diet, traditional Chinese medicine and acupressure and other aspects of the massage, in order to play a better effect. 1. Dietary modification: many foods are medicine and food, medicine has the effect of tonifying the kidneys and strengthening the yang, such as yam and so on. Yam can strengthen the spleen and lungs, can also nourish the kidney and essence, strong bones, daily use in moderation can play a good effect of tonic kidney. 2. Traditional Chinese medicine: If you have kidney yang deficiency, you need to take drugs to warm the kidney and tonify the yang, and you can consider applying Chinese medicines such as Right Angelica Pill and Jin Gui Kidney Qi Pill. Some of the elderly are suffering from kidney yin deficiency, and need to choose drugs that nourish yin and tonify the kidney, such as Zuo Gui Wan, Liu Wei Di Huang Wan and other proprietary Chinese medicines. The adverse effects of the above pCms are not clear, and Jin Gui Ren Qi Pills and Zuo Gui Pills are contraindicated in pregnant women. 3. Acupressure point massage: Massage Yongquan point, waist Yangguan and other points, can replenish kidney yang, for kidney deficiency impotence caused by lumbago, lower limb weakness and other conditions have a certain auxiliary therapeutic effect, can be supplemented to a certain extent the essence of the kidneys, to improve the tinnitus caused by kidney deficiency, lack of mental health and other conditions. It is recommended that the elderly daily moderate outdoor exercise, the use of drugs need to consult a doctor, under the guidance of the doctor to identify the evidence to take drugs.