With the Halo, Amazon wants to give you greater visibility into your overall health, along with actionable insights to help improve it.
Amazon Halo Review: A (Slightly) Creepy Smart Band for Better Health
The unassuming Amazon Halo wristband works with a membership-based wellness service that can help you get active and sleep better, but its tone of voice and body composition analysis are a bit creepy. Spoiler alert: Amazon wants to see your in your underwear for Halo to work properly. Read on to discover our hands-on review, plus see our favorite, editor-approved fitness trackers for 2021.

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Amazon says your semi-nude pictures will be automatically deleted from its servers after 3D body images are rendered. In return, you'll get an accurate estimate of your body fat percentage.
Our Favorite Fitness Trackers
More singularly focused than smartwatches, dedicated fitness trackers are wearable devices that can help you move more, sleep better, and improve your overall health.
Not all fitness trackers can hang out in the deep end. If you want to count your laps with something you can wear in the pool, check out one of the best waterproof fitness trackers we've tested.
Many running watches incorporate aspects of fitness trackers and smartwatches, such as step counting, sleep tracking, push notifications, and heart rate monitoring. Here are our top-rated fitness trackers...
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