Is 6 feet enough space for social distancing?

By now, you've probably heard that to slow the COVID-19 pandemic, people need to adopt social distancing measures — including remaining at least 6 feet (about 1.8 meters) apart from anyone they encounter outside their homes. Where does that number come from? And how should you be applying it in your life?

Видео Is 6 feet enough space for social distancing? канала LiveScience