The risk factors for recurrent UTI in females are sexual intercourse, use of spermicidal products, having a first UTI at an early age, and having a maternal history of UTIs. Most common causes are stones
, changing sexual partners frequently, pregnancy, diabetes and
childhood infections. The urine can also be due to retention of urine anywhere in its flow due to obstruction. Inherited factors may be related to recurrent UTIs in few females. Drink plenty of water.