Add Yahoo as a preferred source to see more of our stories on Google. DeLoyce Alcorn, 92, is a devotee of slow-motion strength training, which he's been doing for 12 years. (Marcus Ubungen / Los ...

Have you heard of ‘zone training’? If not, you’re not alone. Unless you’re really into exercise, the concept might be new to you — but it’s all the rage in the wellness world and could be the key to ...