In Part 3 of this 4-part series, Janet Farrar Worthington talks with PCF-funded epidemiologist June Chan about what a healthy heart has to do with preventing or slowing down prostate cancer. Exercise is the Turbo Boost to a Healthy Prostate In the fight against prostate cancer, exercise is the gift that keeps on giving. The research team of Chan, Sc.D., at UCSF has shown in multiple studies that exercise can help delay or prevent prostate cancer progression.