THE iron will you need to bounce back and win in sport, or pass exams even when the chips are down, may be largely inherited. Tenacious winners – such as cyclist Lance Armstrong (pictured), who recovered from testicular cancer and went on to win the Tour de France seven times – are naturally tough, a new study suggests, and it may be difficult to boost people who are not naturally resilient.
Tony Vernon at the University of Western Ontario in London, Canada, led a questionnaire-based study of 219 pairs of twins which probed the genetic and environmental contributions of four traits associated…
