Quote Originally Posted by SimpleCycle
What is going on here? There's no way I did 45 minutes at 90% of max heart rate, so my max must be higher. Does this just mean I'm tremendously out of shape? Pushing harder than I should be? My resting heart rate is high too - around 80. Keeping myself at 80% would require spinning with practically no resistance.
I have read more than one time and more than one place that those are avg numbers based on age. You might keep track of your numbers and see if you're consistent - in which case you may just have a higher max than the "avg".