Apple is giving $49 Apple Watches to seniors who qualify for a new heart study -- here's how to sign up (AAPL)

Seniors who are selected to participate in a new health study will be able to buy an Apple Watch for $49 at Best Buy. The study, organized by Apple and Johnson & Johnson, aims to find out whether Apple Watches can reduce the risk of stroke and detect atrial fibrillation early. It's one of the largest randomized digital health studies ever. Open enrollment began Tuesday. Visit Business Insider's homepage for more stories. Apple is teaming up with Johnson & Johnson and Best Buy to recruit voluntee...