Fitness trackers: A path to a healthier heart?
New, scientifically validated digital fitness trackers may help people know if they’re exercising enough to lower their risk of heart disease. They rely on an algorithm known as Personalized Activity Intelligence that converts a person’s heart rate to a number of points, based on age, gender, and resting and maximum heart rate. For people who are sedentary or have chronic health conditions, the free iPrescribe Exercise app offers evidence-based advice that can help them exercise safely.
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