Commentary: Best Heart Rate Monitors

Gifting a HR monitor to a loved one for Christmas? The linked research below verifies that, once again, the most accurate style is the chest strap. But many of us find them inconvenient and uncomfortable. There are, however, some photoplethysmography (PPG) wrist-worn monitors which can provide acceptable accuracy for most of us.

https://www.unm.edu/~lkravitz/Article%20folder/wearabletechnology.html