Is eating food with hands ‘unhygienic’? Indian-origin woman’s video on London Tube has stirred debate

A video of an Indian-origin woman eating with her hands on board a London Tube train has gone viral, sparking an intense debate. While some have pointed out it is a cultural practice, other users called it 'unhygienic' and 'inappropriate' for a public space. But is eating with hands, a widespread norm in many parts of the world, including Asia and Africa, unhealthy?

Explainers