I've got a wahoo tickr chest strap that will report something like half my real HR from time to time... all of these monitoring devices are intended to give som

I've got a wahoo tickr chest strap that will report something like half my real HR from time to time... all of these monitoring devices are intended to give some helpful information to go along with a workout, NOT to be a reliable medical device... Hopefully there'll be some sanity with how this is handled...