When measuring someone's pulse rate, take it on "t.s.", for this "side" of the wrist
I hate that it turned out this way, as the finger BP way of taking 
your blood... [DOC] [TLE] Amazon.com: Customer Reviews: MIO Drive + Petite Heart Rate ... [PAR] My wrist measures about 6 inches around, and I wear it on the 4th smallest hole-- 
so ...