During the racing years, it shows itself as dedication which helps the person become a successful racer. But after retirement, it can cause erratic or self-defeating behavior.
Riders quit racing for many reasons.
They could be financial, physical or due to other commitments. Often, the addiction will remain. Once your racing days are over, it can become a disruptive force that leaves you feeling purposeless in life. It is important to learn to recognize the warning signs and take steps to readjust to a society made up of non-racers. During your racing days, it's hard to distinguish between dedication to the sport and obsession.