The act of climbing is a basic movement of life. Humans have an innate drive and ability to crawl and climb even before they can walk. It’s a natural human instinct. Moving vertically encourages people to find their inner youth and return to one of life’s best, most fundamental activities.
People don’t search out boring activities, when it comes to working out they seek to be engaged and release energy. Adults can learn to productively channel their energy and get a full-body workout all while enjoying some adventurous activity.