The average adult gains 2 pounds a year. That may not sound like much, but that creeping weight gain can add up. So what can you do to stay at a steady weight? Drink an extra glass of water every day! Harvard researchers say that one simple move could be even more important than exercise and dieting when it comes to controlling your weight.
During the 20-year study, the researchers found that middle-aged adults who replaced one sugary soda a day with water weighed about seven pounds less than those who stuck with soda.