It’s only the start of 2014 but are you struggling to keep your new year resolution to stay fit? For 25 days, we countdown 25 calorie-busting gym classes, stylish exercise gear and even fun fitness apps to keep your eye on the prize.

It’s only the start of 2014 but are you struggling to keep your new year resolution to stay fit? For 25 days, we countdown 25 calorie-busting gym classes, stylish exercise gear and even fun fitness apps to keep your eye on the prize.

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