As you have undoubtedly heard, college students around the country are gaining weight at a rapid rate. A recent study by Cornell University found that on average, college freshman gain about 0.5 pounds a week, which is almost 11 times more than the average weight gain among 17-and 18-year olds and almost 20 times more than the average weight gain among American adults.Exercise is a great way to ward off extra pounds, but what college student really has time to visit a gym multiple times each wee.