Harvard Heart Letter

Apps, texts, and sensors for boosting heart health: Do they help?

Mobile health technologies, including smartphone apps and text message reminders, show some promise for helping people make heart-healthy behavior changes. So far, limited data suggest benefits from apps that focus on weight loss and smoking cessation, and from online programs (including Web-based tutorials and networking opportunities) to boost physical activity. There is not enough research to show a benefit for wearable sensors that track physical activity.
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