Sounds great, right? The only catch is that building good habits takes effort and insight. Thankfully, science offers both guidance on how to begin and strategies to lighten your lift. Here are a few ...

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Climbing up sets of stairs is a natural part of life, but it's one that can easily leave you bent over and gasping for air. Even if you regularly work out, or maintain your endurance on fitness ...

(CNN) — Most of us assume those superachievers who are always able to squeeze in their workout, eat healthy foods, ace their exams and pick their kids up on time must have superhuman self-control. But ...