Event Description Save a lung and a help save a life! Step4life is a timed and certified 10K, 5K race and a 5K walk to raise money for Colorado Lungs4Life which is a local Colorado non-profit that raises money for lung cancer. Event Location & Accomodations Trending Events Wicked Wine Run 5k/10k Trail Run Rhinos 5K 15th Annual Parkland Pace or Race