how do i shut the heart rate too high prompt off. i didnt get this on my first run and i have the hr high limit set at 170. the second run kept giving me a high heart rate and i was trying to train.

on my second run, the heart rate too high alert kept coming on for heart rate of 134, 140 when. i normal rate running is 150 ish.  how do i shut the alert off.  or how do i shut the base training day off.  something is on that is saying my heart rate is too high