Many get panicked and many overcome from the die hard situation.
Yes you guessed the right man Lionel Messi, the present superstar of football, God of football techniques have once faced the diagnosis of GHD(Growth Hormone Deficiency) , it is a medical condition arising due to the problems in pitutary glands, in which body does not produce enough growth hormones. Kids falling in this does not grow properly as other kids do. At the age of 13 he had the height of an 8 year old kid. But he treated himself in the much better way without underestimating the problem. This awesome kid used to inject the drug daily , and never misses out any of his doses. That spirit is also seen in the stadium when he play the matches.