EzineArticles.com: Body Mass Index, or in short BMI, is an index determined by someone’s height and weight which actually estimates human body fat.

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So What Is Body Mass Index?

EzineArticles.com: When it’s as cold and dark as it is now (at 5:20 pm…) it’s fairly easy to make excuses to stay on a warm, comfy sofa… but our students drag themselves out into the cold to run, jump, punch, kick and generally wear themselves out. Working out in a group has a lot of benefits – the main one being the commitment and motivation to keep going.

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The Benefits of Working Out in a Group – 3 Reasons You Should Exercise in a Group