A new study shows that an 8 p.m. bedtime for toddlers can lead to healthier weights as a teen, reports Today.

Awesome news for parents of toddlers: a new study has found the ideal bedtime.

Early bedtimes don’t just stave off crankiness; they also prevent preschoolers from becoming teens with unhealthy BMIs.

“Earlier bedtimes were protective against obesity,” Sarah Anderson, an associate professor of epidemiology at Ohio State University and author of the study from the Journal of Pediatrics, told TODAY.

For a healthy weight as a teen, when should the tot be tucked in? At least by 8 p.m.

Get the full story at www.today.com