Nose-picking hospital staff helped spread Covid-19

It's not just kids who do it, adult healthcare workers admitted to picking their noses too, despite wearing face masks. — dpa

It is widely seen as a bad-mannered and unhygienic habit that can leave the perpetrator red-faced if caught in the act.

Some studies have also flagged it as unhealthy as it can introduce alien bacteria to the nasal passages and spread unwanted germs in the opposite direction.