How accurate are Fitbit, Apple Watch heart monitors?
Watch-like wristbands that monitor heart rate may not offer true readings during exercise, a small study finds.Researchers at the Cleveland Clinic’s Heart and Vascular Institute tested four different wrist-worn heart rate monitors.“All worked pretty well at rest,” said Dr. Marc Gillinov, the Cleveland Clinic cardiac surgeon who led the experiment. “But...
I regard the brain as a computer which will stop working when its component fail. There is no heaven or afterlife for broken-down computers. That is a fairy story for people afraid of the dark