It starts with just 15 minutes: a slow 5-minute warm-up walk, five minutes of brisk walking and then finishes with a 5-minute, slow down walk. Sound doable? If you’ve been wanting to gradually get more activity in your life, this 12-week, walking program guide might be just the road map you’ve been looking for.
From Take Charge: An Action Plan for Heart Health
https://www.nhlbi.nih.gov/files/docs/public/heart/healthyheart.pdf
Is this a group or club?
There are no specific groups mentioned this article, but a group of friends could certainly use the suggested walking schedule for a team activity.
If you’re interested, Valley offers a variety of group fitness classes: https://www.valleymed.org/FitnessSchedule/#Group