You burn more calories working out on an empty stomach.

Why that’s BS: Working out with or without food in your stomach doesn’t affect calorie burn—but skipping meals before sweat sessions may result in muscle loss, finds a study published in the Strength and Conditioning Journal. And before you settle for a sports drink, know this: While a quick sip of sugar energizes your muscles, the drink’s other artificial additives can be harmful to your health, says Sanda Moldovan, DDS, MS, CNS, a diplomat of the American Academy of Periodontology.

Instead, go for naturally sweet fruit, like bananas, peaches, and mangos before your sweat session. Or try an ounce of dark chocolate for the same caffeine fix you get from a half cup of coffee. “Chocolate also contains feel-good substances, called neurotransmitters, which are the same release during a ‘runner’s high,’ ” says Moldovan.

Read full article here: http://www.prevention.com/weight-loss/weight-loss-tips/25-worst-diet-tips-ever/