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    Photo by: Kevin Mazur/WireImage
    Exercise Less (But More Intensely)
    Don't have a full hour to spend at the gym? Don't sweat it. "A short, high-intensity workout is easy to stick with and just as ... more 
    Photo by: Kevin Mazur/WireImage
    Exercise Less (But More Intensely)
    Don't have a full hour to spend at the gym? Don't sweat it. "A short, high-intensity workout is easy to stick with and just as beneficial," says Lisa Wheeler of Equinox gyms. Instead of a 40-minute run, do intervals: Jog 2 minutes and sprint 1 minute, for a total of 20 minutes. less 
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    Thu, Jan 26, 2012 5:34 PM EST
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