Some 43% of schools worldwide entered the Covid-19 pandemic lacking basic soap-and-water hand-washing facilities, the U.N. said Thursday, deeming it a key condition for schools to reopen safely.

Add Yahoo as a preferred source to see more of our stories on Google. Woman washing her hands A "sick season" preparedness kit full of tissues and cough drops can be beneficial this time of year.

Hand hygiene is one of the most effective, affordable and universal tools we have to prevent the transmission of infections and provide high-quality, clean and safe medical care. While medical gloves ...