Polar's latest watch knows if you're too tired for a full workout - Engadget

Polar's latest watch knows if you're too tired for a full workout  Engadget Sleep tracking and personal fitness gadgets are nothing new, and even the cheapest knock-off wearables will do a decent enough job of monitoring the main ... Polar's latest watch knows if you're too tired for a full workout - Engadget Read More If New feed item from https://news.google.com/rss?hl=en-BW&gl=BW&ceid=BW:en, then Send me an email at tokasakasz.celina@blogger.com Unsubscribe from these notifications or sign in to manage your Email Applets.

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