Join us for Chicago's favorite 8k and the unofficial start of the running season! Register with us to receive an exclusive DetermiNation singlet and access to our VIP tent on race weekend. Would you like to learn more? Contact us for more information or attend one of our upcoming info sessions. In addition to joining our DetermiNation team, be sure to register on the race website to secure your race entry. Shamrock Shuffle race registration is now open on the race website. Don't wait sign up today!
When you join the American Cancer Society DetermiNation endurance event program, you join our nationwide community of athletes and get the best localized support, training, and fundraising tools to help you achieve your personal victory. Every mile of training will be more meaningful and on race day you’ll have the extra motivation you need knowing you’re helping save lives from all types of cancer.
The DetermiNation program offers you the ultimate community of support, training and inspiration. Learn More
We applaud and appreciate the efforts of our DetermiNation program Alumni. Learn More
Training Tips from Coach Adam
I am a first time marathoner. How many times per week should I run?
So far we have raised: