'So, one evening when Deborah Patrick attended her once-a-week yoga class in suburban Buffalo, her husband, the Sabres' most experienced defenceman, went too. He thought it would be easy — a little stretching, a bunch of poses. He finished 90 minutes later covered in sweat. "I felt like I got an adjustment on my whole body," Mr. Patrick said. "It was a physical workout. I kick myself for not doing this sooner."'