16 Ways to Lose Weight Fast
Run your butt off
"When I wanted to fit into my skinny jeans again, I started running 20 minutes a day during my lunch hour. In two months, I've lost 20 pounds, have tons of energy, and just finished my first 5K. Those jeans? They're too big now!" —Lauren Castor, Anniston, AL
Next: Downward dog it
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