In a new study, UVM researchers update the widely debunked truism that students gain 15 pounds – the “freshman 15” – during their first year of college. Students gain an average of about 10 pounds over all four years, the researchers found. Twenty-three percent of the students in the study were overweight or obese as they were starting college. By the end of senior year, 41 percent were in that category, a 78 percent increase. Read the Time story.