Why only a little urine output but a lot of urine

only a little urine volume, but urine is very large, considering mental factors, urinary tract infection and bladder overactivity and other factors caused.

1. Mental factors

mental tension, excessive anxiety and other emotional factors, may lead to sympathetic nerve excitation increased, so that patients appear frequent urine, but the actual urine volume is less.

2. Urinary tract infection

urinary tract infection, inflammation will stimulate the bladder and urethra, so that patients appear frequent urination, urgency and other discomfort symptoms, can be manifested as frequent urine, but the actual urine volume is less.

3. Bladder overactivity

belongs to bladder dysfunction, more manifested as frequent urine, but the actual urine volume is less.