Most watches use optical sensors (PPG) that measure blood flow through the skin. For medical-grade precision during intense workouts, some advanced models also offer ECG/EKG sensors to detect irregular rhythms like AFib
Track your resting heart rate (RHR) over time; a lower RHR often indicates improved fitness.
Whether you're a marathon runner or just starting your fitness journey, a heart rate monitor (HRM) watch is one of the most effective tools for tracking your progress and optimizing your health. This guide will help you understand the benefits of these devices and how to choose the right one for your needs. Why You Should Use a Heart Rate Monitor buy heart rate monitor watch
can last up to 13 days in smartwatch mode, while hybrid options like the Withings ScanWatch 2 Go to product viewer dialog for this item. can last up to 30 days.
This varies widely. Performance watches like the Garmin Forerunner 265 Go to product viewer dialog for this item. Most watches use optical sensors (PPG) that measure
Many modern watches also track sleep quality, stress levels, and blood oxygen (SpO2) saturation. Key Features to Look For
Built-in GPS allows you to track your outdoor running or cycling routes accurately without needing to carry a phone. This guide will help you understand the benefits
Real-time feedback helps you avoid overexertion and lets you know when your body needs more recovery time.