If you’re waiting at a streetlight to turn left, you’ll probably never be joined by a UPS truck. The company’s computer routing system has shown that left-hand turns waste time and fuel – but Dr. Vikash Gayah says they could also be dangerous to our health. Experts dive into these road rules and offer solutions to simplify your daily errands. Learn More: https://radiohealthjournal.org/should-busy-cities-start-banning-left-hand-turns Learn more about your ad choices. Visit megaphone.fm/adchoices