Introducing peanuts into your infant's diet may be a good idea after all, according to a new study.

Artificial sweeteners have become increasingly common. A new study looked at the link between artificial sweetener intake during pregnancy and baby's body mass index (BMI).

Some teens act like they can't live without their phones, tablets or computers. But parents may be wise to set screen-time limits.

Here's another incentive for students to get fit and stay that way as they head back to school: better grades.

Researchers are learning more about how obesity develops from complex factors beyond just eating too much. One factor may be a fear of not having enough food for one's children. A recent study reveals that food insecurity, or the anxiety about whether a person will have enough food to be sure their family is well fed, might play a part in why some children go on to become severely overweight. Follow your doctor's recommendations on feeding your baby. Rachel Gross, MD, an assistant professor in the Department of Pediatrics at Albert Einstein College of Medicine and the Children's...

Insufficient and disorganized sleep puts kids at higher risk of developing obesity and other health conditions, which may be able to be mitigated by "catch up" sleep on weekends and holidays.

Two recent studies point toward causes for the expanding rates of obesity -- and related health problems such as type 2 diabetes and hypertension -- among children. Problems start earlier than you think.