Why are young, healthy adults experiencing a rise in heart attacks?

Doctors say they are seeing an alarming number of seemingly healthy younger patients having heart attacks. Now doctors at Mount Sinai are tracking patients to see if they can uncover the new risk factors behind the trend. NBC’s Anne Thompson reports for TODAY. » Subscribe to TODAY: @TODAY About: TODAY brings you the latest headlines and expert tips on money, health and parenting. We wake up every morning to give you and your family all you need to start your day. If it matters to you, it matters to us. We are in the people business. Subscribe to our channel for exclusive TODAY archival footage & our original web series. Connect with TODAY Online! Visit TODAY’s Website: Find TODAY on Facebook: Follow TODAY on Twitter: Follow TODAY on Instagram: » Stream TODAY All Day: About: TODAY All Day is a 24/7 streaming channel bringing you the top stories in news and pop culture, celebrity interviews, cooking, and more. All in one place. #HeartAttack #HeartHealth #MedicalNews