Our team test the FitBit Alta HR, Misfit Shine 2, Nokia Steel HR and Apple Watch.
The US military is investigating the map.
Would you wear it?
Do not use in confined spaces 😷
An irregular heart rate is hard to detect and potentially lethal.
If you've been holding off on buying one, hold off no longer.
Many people won't know they have these conditions until it's too late.
Meet the Apple Watch Series 3.