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flag Smartwatch sales hit $78.4 billion in 2024, fueled by health features, though calorie tracking remains inaccurate for some users.

flag Global smartwatch sales reached $78.4 billion in 2024, driven by advanced health features like ECG, blood oxygen monitoring, and AFib detection. flag While accurate for step counting and heart rate, calorie burn estimates often vary significantly due to proprietary algorithms relying on generalized user data, leading to inaccuracies for obese or highly fit individuals, especially during intense exercise.

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