Dr Arjun Sabharwal - MBBS MRCP(UK) Nephrology on Instagram: "The Fountain Test: Men Over 50 Need to Know This. Men over 50 - your urine flow tells you more about your health than you think. A strong, steady flow is normal. A weak “budget fountain” flow could mean prostate enlargement. Prostate issues can: – weaken the bladder – cause urine backflow – increase infections – and even damage your kidneys long-term. A simple PSA test can catch problems early. [ urine flow, prostate health, PSA test,