Aevitas Longevity Challenge

Event overview

The Aevitas Longevity Ruck Challenge takes place on Saturday, October 25, 2025, at Crystal Mountain in Thompsonville, Michigan. The event is hosted by Crystal Mountain and Aevitas Medical and uses routes on Crystal Mountain property. The main event is a six-mile ruck on a looped route that includes flat sections and steep inclines.

Distances, age and course features

• 6 miles - looped ruck challenge
• 2 miles - 1-mile out-and-back hike for beginners and children

Three challenge stations will be set up across the six-mile course to test physical and mental abilities. The beginner group will have at least one station. Participants in the main ruck must be at least 13 years old. The beginner hike is for adult beginners and children aged 6 to 12. Registration fees are listed for the events. Organizers note that participants should challenge themselves only to the degree they can do safely. Visit the organization's website for the most recent information.

Events nearby