At a school reunion last summer, one former classmate looked 10 years younger than the rest of us. Someone finally asked his secret. “Three orgasms a week,” he said, to laughter. Later we asked him if he was serious, and he referred to a study showing that, when all the various scientific claims for improving…

Erectile dysfunction. Just the topic itself – even in 2014 with the bombardment of commercials – can stop a man in his tracks. Also known as impotence, ED occurs when a man no longer can get or keep an erection firm enough for sexual intercourse. According to the Mayo Clinic, erection issues from time to…