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Old 09-15-08, 08:46 AM
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Originally Posted by wiggles View Post
The best investment you will ever make for training is a good heart rate monitor. They're not that expensive, and a good one will last you for years. Then there is no guesswork, and you know exactly where your heartrate is in comparison to your min/max. Formulas are ok, but there are always outside factors which can sway you outside the numbers which aren't accounted for. A HRM gets rid of that.

As Jarery notes, I have a Polar F4 which I use all the time. The main issue is whether I am doing myself harm by going over my calculated or theoritical HRM.
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