After a long, pavement- pounding summer of tennis and 8-mile runs, I was tired and running out of cartilage. I wanted to find a balanced exercise regime to match my high-octane personality, one that didn’t involve sleeping next to a sexy bottle of ibuprofen.
One day, while pretending to be busy at work, I saw an email from my sister.
One man finds a hard-core workout that's soft on the knees.