Cross Country Ski Gear and Reviews

The Altimeter Function on the Polar S-710 Heart Monitor

8/1/2002 - By Greg Worrel

Mont Ventoux rises 5280 feet in 21km at an average grade of 7.6 percent. Lance made the fastest climb to the summit in Tour history. He climbed it in 58 minutes. So how do the local grades around Kensington Metropark compare? I set out to find out.,

Polar S-710 Heart Rate Monitor Graph from the Chestnut Valley GLD Freestyle Race

1/8/2002 - By Greg Worrel

Chestnut Hill was my first race using a new Polar S-710 heart rate monitor which captures heart rate data every 5 seconds. It stores many hours of data which can be uploaded to a computer and saved in a workout and analysis program that Polar provides.,