Chicago Winter Races By skylarzhang Dec 3, 2011 Santa Hustle 5K Participants dressed in full Santa suits run more than three miles to celebrate the start of the holiday season. Dec 17, 2011 Jingle Bell Run/Walk The Jingle Bell Run/Walk, hosted by the Arthritis Foundation, is a national race that raises funds for arthritis research. Jan 1, 2012 27th Annual New Year's Day 5K Run/Walk Chicagoans run for their health in the annual New Year's Day 5K Run/Walk. More than 1,000 runners start off their new year with this run. Feb 11, 2012 Cupid's Chase 5K Community Options hosts the Cupid's Chase 5K to benefit people with disabilities. Feb 20, 2012 3rd Annual F^3 Lake Half Marathon and 5K The F^3 Lake Half Marathon and 5K prioritizes its grass-roots feel. Finishers receive a medal with an incorporated beer bottle opener. Feb 21, 2012 Mardi Glow Run Lululemon Athletica, the host of the race, encourages people to "sweat once a day." Since the run takes place on Mardi Gras, Lululemon is giving out prizes for the best costumes.