Abbott's first-of-a-kind smartphone compatible heart monitor has been approved by ... of its kind available and is implanted just under the skin on the chest, transmits heart rhythm data to ...

But traditional heart monitors have required specialized external hardware. That’s not the case with Abbott’s Confirm Rx Insertable Cardiac Monitor, which is implanted just under the skin and ...

shining light onto your skin. It's less accurate, but a bit more convenient. So, if you're looking to take your training to the next level in 2025, here are the best heart rate monitors out there.

Ambient light shines through your skin and produces a video stream that looks like a dark red rectangle. Though it may be imperceptible to us, the color changes ever-so-slightly as your heart beats.

Looking for the best heart rate monitor? You're in luck! Unlike smartwatches that think they know your heart's desires with their flashy (flashing?) optical sensors ...