If I wanted to find out whether or not interval training is a thing, what should I read?
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@starsandrobots I'd recc http://sarahfit.com/winter-interval-treadmill-workout/ … (I do this 1/wk), http://ow.ly/xrYun & if you're really hardcore http://www.amazon.com/gp/aw/d/0767928229?pc_redir=1402732844&robot_redir=1 … -
@jewelia I am definitely not hardcore :) but now maybe slightly better prepared - thanks for these!
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