by Aaron Hersh, Published May. 1, 2015, Updated Jan. 18, 2016 at 12:30 PM UTC
The heart rate strap for techie runners.
by Allison Pattillo, Published Jun. 18, 2014, Updated Aug. 1, 2014 at 5:13 PM UTC
This heart rate strap works with iOS and Android smartphones to provide a wealth of information about your run.
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