Your Fitbit may act most of the time reliably, but you’ll need to know how to unpair and reset it if it starts malfunctioning. There are also occasions when you may want to give your Fitbit tracker or ...

We may receive a commission on purchases made from links. Buying a smartwatch is usually no small investment. Watches themselves can be expensive items, and having one that connects to your smartphone ...

在现代生活中，智能手环已成为人们日常健康管理的重要工具。无论是运动爱好者还是日常健身者，选择一款合适的智能手环能够帮助我们更好地监测健康数据，提升运动效果。今天，我们将对比几款市场上备受关注的智能手环，包括Keep智能手环B5 Lite、华为 ...

What happens when your fitness tracker stops working? That happens more often than expected, especially considering how often fitness trackers get used daily. If you own a Fitbit device — and I’m sure ...

Wrist-worn wearables can detect irregular heart rhythms using photoplethysmography, but ECGs are required to confirm atrial fibrillation (AF). We sought to determine the frequency of a recurrent ...

Discover the best free and paid wake up call service, along with other alternatives for the heaviest of sleepers. We’ve all been there: snoozing our alarm to catch a few extra minutes of rest, only to ...

Are you having an issue where Fitbit Versa 4 won’t sync with your phone? If you do, you are not alone as there are other Fitbit users who are completely annoyed dealing with the same issue. Learn the ...

Morbidity from undiagnosed atrial fibrillation (AF) may be preventable with early detection. Many consumer wearables contain optical photoplethysmography (PPG) sensors to measure pulse rate. PPG-based ...

If you buy something from a Verge link, Vox Media may earn a commission. See our ethics statement. is a senior reporter and author of the Optimizer newsletter. She has more than 13 years of experience ...