Originally Posted by
chocolate_bananas
Why don't you get a heart rate monitor? The ones with the watch and chest strap, they are way more accurate than the reading on the machine itself. They sound an alarm when you get in the fat burning zone and i love challenging myself to get a higher heart rate the next time i do it, and a higher calorie burn, it really makes me push myself and of course if you are eating your exercise cals you get a pretty good idea of how many extra you can have (i always knock some off as would rather eat a bit less than too much).