The constant running to the toilet whenever you drink water may be due to excessive water consumption, but it cannot be ruled out that it is due to diseases such as overactive bladder syndrome. 1. Drinking too much water: When drinking too much water in daily life, it will also lead to the phenomenon of increased urination, which is generally a normal phenomenon and does not require special treatment. 2. Overactive bladder: the cause of this disease is not clear, may be due to abnormal contraction of the urethra muscle and other factors, patients can change their diet or use Tolterodine, Solinacin and other drugs to relieve symptoms. For patients with more serious conditions, surgical methods such as bladder enlargement can be used for treatment. When there is a constant running to the toilet when drinking water, it may also be related to a variety of diseases such as cystitis, urinary tract infection, etc. Patients are advised to seek medical examination in a timely manner.