3 Wrap the strap around your chest, and connect the straphook à to the loop Ä.NOTE: The care tag should not fold over.The Garmin logos should be right-side up.4 Bring the device within 3 m (10 ft.) of the heart rate monitor.After you put on the heart rate monitor, it is active and sendingdata.TIP: If the heart rate data is erratic or does not appear, see thetroubleshooting tips (Tips for Erratic Heart Rate Data,page 12).Recovery AdvisorYou can use your Garmin device with a heart rate monitor todisplay how much time remains before you are fully recoveredand ready for the next hard workout.Recovery time: The recovery time appears immediatelyfollowing an activity. The time counts down until it is optimalfor you to attempt another hard workout.Viewing Your Recovery TimeBefore you can use the recovery time feature, you must put onthe heart rate monitor, and pair it with your device (Pairing YourANT+ Sensors, page 13). If your device was packaged with aheart rate monitor, the device and sensor are already paired.For the most accurate estimate, complete the user profile setup(Setting Up Your User Profile, page 16), and set yourmaximum heart rate (Setting Your Heart Rate Zones, page 11).1 Select > My Stats > Recovery Advisor > Enable.2 Go for a ride.3 After your ride, select Save Ride.The recovery time appears. The maximum time is 4 days,and the minimum time is 6 hours.About VO2 Max. EstimatesVO2 max. is the maximum volume of oxygen (in milliliters) youcan consume per minute per kilogram of body weight at yourmaximum performance. In simple terms, VO2 max. is anindication of athletic performance and should increase as yourlevel of fitness improves. VO2 max. estimates are provided andsupported by Firstbeat. You can use your Garmin device pairedwith a compatible heart rate monitor and power meter to displayyour cycling VO2 max. estimate.Getting Your VO2 Max. EstimateBefore you can view your VO2 max. estimate, you must put onthe heart rate monitor, install the power meter, and pair themwith your device (Pairing Your ANT+ Sensors, page 13). If yourdevice was packaged with a heart rate monitor, the device andsensor are already paired. For the most accurate estimate,complete the user profile setup (Setting Up Your User Profile,page 16), and set your maximum heart rate (Setting Your HeartRate Zones, page 11).NOTE: The estimate may seem inaccurate at first. The devicerequires a few rides to learn about your cycling performance.1 Ride at a steady, high intensity for at least 20 minutesoutdoors.2 After your ride, select Save Ride.3 Select > My Stats > VO2 Max..Your VO2 max. estimate appears as a number and positionon the color gauge.Purple SuperiorBlue ExcellentGreen GoodOrange FairRed PoorVO2 max. data and analysis is provided with permission fromThe Cooper Institute®. For more information, see theappendix (VO2 Max. Standard Ratings, page 23), and go towww.CooperInstitute.org.Tips for Cycling VO2 Max. EstimatesThe success and accuracy of the VO2 max. calculationimproves when your ride is a sustained and moderately hardeffort, and where heart rate and power are not highly variable.• Before your ride, check that your device, heart rate monitor,and power meter are functioning properly, paired, and havegood battery life.• During your 20 minute ride, maintain your heart rate atgreater than 70% of your maximum heart rate.• During your 20 minute ride, maintain a fairly constant poweroutput.• Avoid rolling terrain.• Avoid riding in groups where there is a lot of drafting.Viewing Your Stress ScoreBefore you can view your stress score, you must put on a chestheart rate monitor and pair it with your device (Pairing YourANT+ Sensors, page 13).Stress score is the result of a three-minute test performed whilestanding still, where the Edge device analyzes heart ratevariability to determine your overall stress. Training, sleep,nutrition, and general life stress all impact how an athleteperforms. The stress score range is 1 to 100, where 1 is a verylow stress state, and 100 is a very high stress state. Knowingyour stress score can help you decide if your body is ready for atough workout or yoga.TIP: Garmin recommends that you measure your stress score atapproximately the same time and under the same conditionsevery day.1 Select My Stats > Stress Score > Measure.2 Stand still, and rest for 3 minutes.Setting Your Heart Rate ZonesThe device uses your user profile information from the initialsetup to determine your heart rate zones. You can manuallyadjust the heart rate zones according to your fitness goals(Fitness Goals, page 12). For the most accurate calorie dataduring your activity, you should set your maximum heart rate,resting heart rate, and heart rate zones.1 Select > My Stats > Training Zones > Heart RateZones.ANT+ Sensors 11