@CNN: The Apple Watch’s new built-in ECG monitor represents a big venture into health for Apple — the company’s ambition is for Apple and health to become as closely linked as Apple and music. CNN’s Dr. Sanjay Gupta explains how to use it. https://t.co/cLW5JO7T1E https://t.co/ThMHgwsGge

@CNN: The Apple Watch’s new built-in ECG monitor represents a big venture into health for Apple — the company’s ambition is for Apple and health to become as closely linked as Apple and music. CNN’s Dr. Sanjay Gupta explains how to use it. https://t.co/cLW5JO7T1E https://t.co/ThMHgwsGge