NEW YORK (Reuters) – Trampolining, said to have begun when Eskimos bounced each other on walrus skins for the fun of it, is putting a feel-good cardiovascular spring into group fitness classes, from ...

Julian Franco, 14, bounces from a trampoline, executing a back flip into a foam pit of red square cushions. "It's pretty awesome," proclaims the ninth-grader from St. Anthony's High School in South ...

Trampolining, said to have begun when Eskimos bounced each other on walrus skins for the fun of it, is putting a feel-good cardiovascular spring into group fitness classes, from body sculpting to ...