Save 40% on Amazon's Halo Band fitness tracker

*SAVE 40%:* As of June 14, the screen-less Amazon Halo Band is on sale for $59.99. That's 40% lower than its usual price of $99.99.

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When it comes to your health, information is key. There are all sorts of wearables available to deliver on that, from the iconic Fitbit to the multifunctional...