Monitoring is all very well but ...
21 March 2025
I'm slowly getting to grips with just what the new Watch4 can achieve and what it can't. Much as I have established with the other monitoring devices. That none of them actually agree on a single figure for say pulse rate, and while the watch is monitoring that at 10 minutes intervals, it has problems when my heart is in it's erratic mode and fails to record anything. Over night the oxygen level is similarly erratic and while it records that it drops below 90% it can't say for…
