Today, a risk-taker is a person who participates in an action that has possible danger or an uncertain result. Experts have some facts about risk-takers, and they also have some guesses about them.They know these facts: young males are the most likely to be risk-takers, and people become less interested in risk-taking as the get older. In addition,some people still feel the need or desire to take risks. Many experts guess this : risk-taking was important for our ancestors. It helped them to fight and to find food. It helped then to survive. Therefore, it helped them to evolve into modern humans