screen that shows just this). Software is simple to learn the basics and then compatible with many other programs to allow serious analysis of run data. If heart rate is of any concern to you, go for the 305 but i don't like HR training so I didn't see
Bridge, but coming into The Mall was just incredible. The key to my race was running to my heart rate, anyone out there who doesn't run with a heartrate monitor is mad!This was an unbelievable day for me and I'm already looking forward to next year
