Sara Beck The New York Times

To warm up backstage before the ninth New York Regional and National Yoga Asana Championship, some competitors slid their legs behind their heads and others curled into back bends. Michael Colwill, 46, stood still in a purple Speedo and practiced bowing. Perfecting a gentle smile, he stood on a yoga mat, secured to the stage with electrical tape, a...

To warm up backstage before the ninth New York Regional and National Yoga Asana Championship, some competitors slid their legs behind their heads and others curled into back bends. Michael Colwill, 46, stood still in a purple Speedo and practiced bowing. Perfecting a gentle smile, he stood on a yoga mat, secured to the stage with electrical tape, a...