...to make your appointment on cps3torrance.org to enroll in the American Cancer Society's groundbreaking nationwide Cancer Prevention Study 3. If you're 30 - 65, have never had cancer, and can complete a one hour survey every few years you can help researchers discover what genetic, lifestyle and environmental factors cause and prevent cancer. Enrollments take place November 4, 6, and 16 in Torrance. Give a waist measurement, small blood sample and save countless lives. cps3torrance.org.