[sidebar]Early breakfast For 2 weeks, 10 women ate breakfast around 7:30 am in a University of Nottingham, UK, study. For another 2 weeks, they skipped breakfast and had a snack at 10:30 as their first meal of the day. During the weeks they ate an early breakfast, the women averaged 91 fewer calories a day, which could translate into a 1-pound weight loss in 5 weeks. Alcohol—in moderation Among 37,000 people studied by the National Institutes of Health, those who drank no more than one drink per day, 3 to 7 days per week, had the lowest body mass index. Those who drank less often but binged when they did imbibe had the highest. More drinks mean less food restraint, the scientists say. Go vegetarian Thirty-three people who switched to a vegetarian diet for 6 months dropped their calorie intake an average of 191 calories per day (which could yield a 2-pound weight loss in 1 month), a recent British study found. More from Prevention: 5 Delicious Vegetarian Recipes