What Is Benign Prostatic Hyperplasia (BPH) and How Does It Affect Men? Benign prostatic hyperplasia (BPH) is a noncancerous enlargement of the prostate in men. It occurs as the prostate undergoes two growth phases, often causing symptoms like urinary difficulties and impacting bladder function. The second growth phase, starting around age 25, leads to an … Continue reading BPH Benign prostatic hyperplasia symptoms