The new Beats read your heart rate through your ears — and they’re surprisingly accurate
The Beats Powerbeats Pro 2 have noise-cancelling and built-in heart rate sensors. Here’s what to know before buying them.
"I Was Only 40, So It Didn't Seem Right": People Who Had Heart Attacks Are Revealing ...
"Later that day, I had a phone call to say that I had had a heart attack and that they were expecting me in A&E. I spent five ...