The urine is produced by the kidneys , it travels through the ureters and then arrive in the bladder which is the reservoir, located in the pelvis, below the bladder, there is a sphincter: it is a circular muscle that closes the bladder it, when the bladder is full and is stimulated to urinate is felt, it is the will which open the sphincter and pass urine through the urethra and finally the outside.
Sometimes the sphincter is not working properly and urine may leak involuntarily, spontaneously or in connection with an effort, coughing or during sneezing : it is the urinary incontinence and reasons vary according to the age and sex. Continue reading
