Encouragement For Testicular Cancer A Talk About Encouragement - Do You Know Any Esperiments One Can Do To Prove That Encouragement Helps?

A talk about encouragement - do you know any esperiments one can do to prove that encouragement helps? - encouragement for testicular cancer

I am willing to give a conference / meeting for young people on "Impulse". I know what I mean, but I wonder if anyone knows a good experience in the field can do to prove that the incentive for the people of what they will help? I'd love an idea.

In addition, examples of real life where someone has done much better by the promotion?