Nick Jonas shares his top 3 self-care strategies, including one he "used to overlook"

Nick Jonas is a "Sucker" for self-care.

The singer and actor, 31, has a few go-to's when it comes to taking care of his mental health as part of his diabetes management. 

"There is that mental health effect that that comes into play," Jonas, who was diagnosed with Type 1 diabetes at 13, told CBS News. "There is a direct connect connection between high glucose and symptoms of feeling irritable and frustrated."