The National Highway Traffic Safety Administration (NHTSA) is a U.S. government agency responsible for ensuring the safety of motor vehicles and road users. It develops and enforces vehicle performance standards, conducts research on traffic safety, and promotes safe driving practices to reduce accidents and fatalities on the roads. NHTSA also administers various programs aimed at improving vehicle safety, such as the New Car Assessment Program, which provides safety ratings for vehicles. Additionally, the agency works on initiatives related to drunk driving prevention, seat belt use, and child passenger safety to enhance overall road safety for everyone.