Overactive bladder is a common form of urinary incontinence that is widely treated with pelvic floor muscle (PFM) training also known as Kegel exercises. It is a common condition which can sometimes lead to embarrassing accidents. A new laboratory study lends insights into how PFM training works by reducing contractions of the detrusor muscle of the bladder. This is published in the American Journal of Physical Medicine & Rehabilitation the official journal of the Association of Academic Physiatrists. For the purpose of the study researchers performed urodynamic studies in two groups of women. Eighteen patients had overactive bladder symptoms related