Tachophobia
Tachophobia - Fear of speed.
Tachophobia may be a serious phobia, but it is treatable. The fear of speed can often be treated with psychotherapy, hypnotherapy or by trying to find the underlying cause.
Often is the case with Tachophobia is that that there was some sort of traumatic event in the patient's life that caused this fear of speed, with a little therapy or by hitting the fear head on, this can often be cured.
Tachophobia has been know to ruin people's lives. Living with the fear of speed is often very difficult, but with time, it can be possible.