Race for Life is a series of fundraising events, organised by charity Cancer Research UK. They involve running, jogging or walking a 5-kilometre, 10-kilometre or 'Pretty Muddy' course and raising sponsorship for doing so. The money raises funds for cancer research in all 200 types of cancer. The Race for Life series of events is open to people of all ages, abilities and backgrounds take part in the Race for Life, and with more than 150 Race for Life 5k events across the United Kingdom. The event was previously restricted to women only.