Day-to-day changes in how long teens sleep at night might be affecting how much they eat, according to new research presented at the American Heart Association EPI/Lifestyle 2015 meeting.
Penn State researchers looked at data on 342 teenagers and analyzed their sleeping habits. On average, they slept about 7 hours nightly. But when the amount of time teens slept varied by an hour—whether it was less sleep or more—it was associated with: