The Internet is filled with misinformation about alcohol. Some websites claim it is a weight-loss tool, because drinking heavily makes you eat less. But alcohol is filled with empty calories, so it can’t substitute for food and keep you healthy. Other sites claim that alcohol is an energizer that can help burn calories. But it’s actually a central nervous system depressant and that burst of energy is followed by a body slowdown. Alcohol lowers blood sugar levels by preventing the breakdown of sugar in the liver, which sends hunger signals to the brain. Willpower can go out the window when the snack attacks kick in. One 12-ounce can of beer ranges from 140 to 200 calories, while a shot of liquor can be up to 200. Mixed drinks can range from 280 calories for a gin and tonic to 800 calories for some creamy frozen drinks