" What are the physical hardships that a " person " without special preparation, would have to drive an ' F1 car?

" Certainly, the greatest difficulty would be in the neck. The force of gravity you feel more or less five times that of gravity, equal to 30 pounds of pressure. When you enter a right turn, for example, has to stay with the neck bent to the right, for you to save the curve [in your field of vision]. Then, 30 kg pressure picture drawing his neck to the other side, to the left. The neck is essential, says much for the pilot. Now, with new technologies of cars and helmets, you hardly see the pilot right, because the neck is protected to avoid some of that force that greatly influences the muscles. After 70 or 80 laps, the drivers begin to feel much the neck, to the very high level, especially on the track where he has little time to rest, as in Valencia or Malaysia, where there are many curves and you have less time to rest the neck. Under these conditions, they suffer a lot. It also tells the temperature and some other things..... "