Whether drinking too much water is bad for the kidneys depends on the patient’s physical state and the amount of water he or she drinks. If you are a healthy person, drinking more water appropriately will not be bad for your kidneys; if you are a patient with kidney disease or heart disease, drinking more water may aggravate the condition; if water shortage causes acute kidney injury, you need to drink more water in moderation to replenish water. If healthy people, no liver, kidney, heart and other diseases, drink more water can accelerate the body’s metabolism, usually good for the kidneys, but can not drink too much, drink too much if more than the metabolism of the kidneys, may lead to water intoxication, as well as the emergence of swelling and other symptoms. If you have kidney disease, you need to decide how much water to drink according to the amount of water in the body and the excretion capacity of the kidneys; if you already have edema, it means that the kidneys can’t excrete water adequately, and drinking too much water at this time may aggravate the burden on the kidneys, and even cause pulmonary edema. If acute kidney injury due to dehydration, you need to drink more water in moderation to replenish water; patients with urinary tract infections and urinary stones can drink more water in moderation to accelerate the discharge of bacteria and stones from the urinary tract, which is conducive to the recovery of the disease. It is recommended to drink a moderate amount of water, such as patients with abnormal kidney function, it is recommended to go to the regular hospital in time, under the guidance of the doctor to the targeted treatment or therapy.