When you're committed to losing weight and getting healthy, refraining from drinking alcohol may be one of your long-term goals. Drinking alcohol can sabotage your diet because most forms of alcohol contain high amounts of sugar and calories; drinking can also make you vulnerable for overeating when you aren't making conscious decisions on what to eat. {relatedarticles} Still, some diet plans do allow the occasional glass of wine with dinner or a bottle of low-calorie beer, as long as it ...