This 12-minute leg and core workout is a great workout to target these specific areas but also a great workout to cross-train the muscles that aid in running and walking the distance. If you are training for any races, this workout is a great go to. Can be done with or without weights.
A total body workout with weights with beginner moves to higher intensity. An overall full body workout for all levels. If you are looking for a chair option to this workout, please see the 28-min version.