1, drink too little water: If you do not drink water for a long time, the volume of urine will be reduced, and the concentration of waste and toxins carried in urine will increase. Common clinical kidney stones, hydronephrosis, etc. are closely related to a long time without water. 2, overeating: modern people have more opportunities to dine together, often eat an excessive amount of “delicious”, most of these wastes through the kidneys, the diet will undoubtedly increase the burden on the kidneys. 3, drink strong tea after drinking: some people think that drinking strong tea after drinking can solve the wine, in fact, this is not only invalid, but also hurt the kidneys. Experts say that theophylline in tea can quickly affect the kidneys and play a diuretic effect, when alcohol has not yet had time to decompose again from the kidneys, so that the kidneys are stimulated by a large amount of ethanol, thus damaging kidney function. 4, often hold urine: Some people are busy with work and hold urine for a long time. Holding urine can lead to urinary tract infections and pyelonephritis. This type of infection, once recurrent, can lead to chronic infection, which is not easy to cure. 5, the diet is too salty: diet salty, resulting in increased blood pressure, the kidney blood can not maintain the normal flow, thus inducing kidney disease. Eating too salty is also likely to trigger hypertension. Hypertension is a systemic disease, it and kidney disease is often a “twin sister”. In recent years, the incidence of kidney damage caused by hypertension has been increasing. Therefore, daily life should adhere to a low salt diet, the daily intake of salt should be in 5 to 6 grams more appropriate. 6, abuse of analgesics: long-term use or high doses of some anti-inflammatory and analgesic drugs, such as painkillers, anti-inflammatory pain, paracetamol, aspirin, etc., easily cause kidney damage. 7, excessive drinking: excessive intake of soft drinks and sports drinks can indirectly damage the kidneys. The pH of the human body is 7.2, these drinks are generally highly acidic, and the pH of the body is obviously changed after drinking. 8, excessive drinking beer: drink too much or often drink a lot of beer to lead to elevated blood uric acid, causing hyperuricemia, gout and gouty nephropathy, etc. 9, overdose of certain herbs: clinical findings will be “kidney damage” of herbs such as Leigongteng, Guanmutong, Altair, Cang Er Zi, poppy shells, raw herbal wu, to make Jun Zi, Qing Mu Xiang, wide Fang Ji. Among them, Leigongteng causes the most kidney damage, followed by Guanmutong.