Physical examination of urine protein is normal but urine foam in the morning, indicating that it is not proteinuria, may be drinking less water, infection of the urinary tract, the existence of diabetes itself and other reasons. 1. If the examiner usually drink less water to cause the concentration of urine is too high can be caused by foamy urine, by drinking more water can generally improve the situation. 2. If the examiner exists in the urinary tract infection such as bacterial inflammation, the patient’s urine leukocytes and bacteria increase, resulting in increased surface tension of the urine, and then foamy urine, this situation can be prescribed to take levofloxacin and other drugs for treatment. 3. diabetic patients with excessive glucose in the urine will lead to increased tension in the urine to appear foamy urine, you can follow the doctor’s instructions to take acarbose and metformin and other drugs for treatment. 4. Other cases such as after strenuous exercise may also appear foamy urine, which is a normal physiological situation. It is recommended that the physical examination of the urine protein is normal but the urine foam phenomenon in the morning to go to the hospital in time to find out the cause, and follow the doctor’s instructions for treatment.