Penn Dental Medicine’s student-run Philadelphia Oral Cancer Awareness Society is having their annual Philly Oral Cancer Walk & 5K on Saturday, April 7 at 8 a.m. The event raises awareness of the importance of screening and early detection in the prevention of oral cancer while raising funds in support of the Oral Cancer Foundation. Participants can either walk or run in the race, which will begin on Locust Walk between 38th and 40th Streets. Registration will begin before the race at 7:30 a.m. at the Penn Dental Medicine School at 240 South  40th Street. Info: www.oralcancerphilly.org