Polar FA20 TheFA20 gives you feedback:

Active
Youractive time.
Calories
Caloriesyou have burnt today.
Countedcalories do not include those required to keep your body functioning (i.e.
basalmetabolic rate).
TheFA20 gives you feedback:
Lazyday
Youhave been active for less than 30 minutes. You need to be more active to reach the required amount
ofhealth beneficial daily active time.
Easyday. Nice!
Youhave been active 30 to 60 minutes.
Just30 minutes of physical activity at moderate intensity every day or most days of the week can improve
youroverall health and well-being.
ENGLISH
YourDaily Activity 9