Harlan Randell was a late bloomer in the bedroom. The 24-year-old Brit didn’t lose his virginity until 21 — and when he finally took the leap, he ran into an unexpected obstacle that would haunt him ...

And if your ED is caused by physical inactivity, obesity, high blood pressure, metabolic syndrome or cardiovascular disease, research shows that getting at least 40 minutes of exercise, four times a ...