Nick Jonas

Get the facts about women's heart disease with singer and philanthropist Barbra Streisand, founder of the eponymous cardiovascular research program. And, cardiologist Dr. Noel Bairey shares vital tests every woman must take.

Get the facts about women's heart disease with singer and philanthropist Barbra Streisand, founder of the eponymous cardiovascular research program. And, cardiologist Dr. Noel Bairey shares vital tests every woman must take.

Teen pop star Nick Jonas opens up about his battle with diabetes. You won't believe his surprise for one excited fan. And, The Doctors show you their favorite health and fitness gadgets and demonstrate how they work!

Pop sensation Nick Jonas of the Jonas Brothers lives with type 1 diabetes. He gives 13-year-old Rachel, who is one of his biggest fans and also a diabetic, some inspirational words.

From lowering your stress to boosting your immune system, research shows that giving is good medicine and can positively affect your health. And, Nick Jonas opens up about his battle with diabetes.