St. Jude Children's Research Hospital freely shares the discoveries it makes, and every child saved at St. Jude means doctors and scientists worldwide can use that knowledge to save thousands more children.  Register for the any Rock ‘n’ Roll Running Series event as a St. Jude Hero and continue to help kids with cancer and other life-threatening diseases.

Wahoo Fitness has created a full ecosystem of sensors and devices for runners, cyclists, and general fitness enthusiasts. Wahoo’s award-winning line of products include the KICKR family of smart indoor riding equipment and accessories, the ELEMNT family of GPS devices and sport watches, the TICKR family of heart rate monitors, as well as Speedplay dual-sided pedals, and the SYSTM structured training app to help you become the most complete cyclist. Learn more about Wahoo’s full line of products and apps at WahooFitness.com.

The Feed is the Official On-Course Nutrition Partner of the Rock 'n' Roll Running Series. The Feed is the largest online marketplace for athletes, where you can find your favorite hydration, gels, chews, and high-performance supplements to fuel your next workout or race. Click here to sign up for the Rock 'n' Roll Nutrition Club and claim your $20 to use at The Feed.

Clinically recommended Biofreeze provides cold therapy pain relief for sore muscles, joints, simple backaches, arthritis, strains, bruises and sprains. You'll find Biofreeze at Rock 'n' Roll Running Series events in a variety of formats like roll-on, gel, spray, patches and pens so you can cool the pain and start working towards your next goal.

FitVine isn't just a wine. It's a revolution, a fun and audacious answer to the call of all of you who want to raise a glass without sacrificing your hard-earned gains at the gym. Sugar? Nah, don't need it. Sulfites and tannins? Keep 'em low like your last set of reps. Flavor? Oh, it's there alright, strutting its stuff like a runway model at a vino fashion show.