Spice up your fitness by inviting competition. You can challenge other users to see who can burn the most calories or take the most steps in a particular time frame. You get to choose the start and end date.
1. How many points are group challenges worth?
The winner of the challenge earns 5pts.
2. What time does the challenge begin and end?
The challenge begins right at 12am of the day you chose as the start date. And it expires at 12am of the date you chose as the end date.