There’s a common perception that obesity and depression go hand-in-hand, but new research suggests that might not be the case: The major genetic contributor to obesity is also associated with an 8 percent drop in the risk of depression.

That said, obesity ups the risk of many other ailments. Maintaining a healthy weight ultimately comes down to balancing the number of calories you eat and drink with the number you burn.

THIS STUDY, EXPLAINED: Obesity spreads in social media