This is an Athlete that you know on a personal level. They will be sent a friend request that they will have to approve before you become friends.

• Your workouts will be visible to that user.
• Their workouts will be visible to you.
• You can send messages to this athlete.
• Compare your workouts.

This is an Athlete that you want to track. They do not have to approve this request. You would follow athletes that you don't know on a personal level, but are still people who's training your interested in following and comparing.

• Follow their posts and comments in your own stream.
• Compare your workouts.