New Delhi, Nov 30 (ANI): Sex can cause pretty serious injuries, as a new survey has revealed that one in 20 Brits have injured themselves during the act. English actress Leslie Ash had once confessed that she broke a rib while having sex with her footballer husband Lee Chapman, the Daily Star reported. In one incident, firefighters were called to a Manchester hospital to cut a sex aid off 69-year-old man's penis after he battled for 36 hours to remove it.