Do you know what your heart rate is after an especially strenuous workout session? Do you want to train using professional equipment? The Garmin 305 Forerunner GPS monitor is what you need! It will help take your workout routine to the next level for better health. This is one of the more superior products currently on the market. Up to now, it has stood its ground when faced against competitors like the Polar F11 and Suunto T3C products. The following is a brief description of the Garmin 305 GPS.