Indoor Insanity is an indoor running and walking event in Maine aimed at raising funds to prevent lung cancer by supporting radon mitigation in low-income households. The event features multiple heats for different running speeds, with dedicated lanes for walkers and a kids' fun run. Participants can select their preferred heat based on their average pace, and the race is professionally chip-timed for accurate results. Walkers are welcome, and music and camaraderie are part of the experience.