Why you need to work out in your 30s
 

http://img.s-msn.com/tenant/amp/enti...6&q=60&o=f&l=fIn your 30s, you may begin to find losing weight isnâ??t as easy as it used to be. Slowly but surely your metabolism drops, causing body fat to build up and lean muscles to decrease. It sounds like a terrifying prospect, but there are ways to keep this from happening â?? it just means adjusting your exercise regime slightly.

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