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Trim your flab on the stationary bike, treadmill, or rower.
A little stretching can have a huge payoff.
Jumping jacks have come a long way since middle school.
Scientists reveal 3 strategies to make it all very possible.
The right way to blend the two to preserve and gain mass.
Even "moderate" exercise has a big impact.
Your favorite diversions might be your Achilles heel.
Who needs a gym?