<span>Yes, It is true that many automobile companies are making a custom vehicle for physically challenged people. For example, a Hand Controlled Car which is suitable for physically challenged or disabled people. These offer complete customized solutions for car conversion for physically challenged people.</span>
The body already produces enough protein to get by just fine. However, many people think athletes "use up" too much protein and faster than they gain it back, but that is not true because the body regulates homeostasis. I hope I helped :)