bacteria

Everyone knows that "diseases come from the mouth", but today, busy life has made people forget or pay less attention to food hygiene, buying ready-to-eat food from outside...

You can be a tidy person, scrubbing the tub and restroom regularly. But, your bathroom is not the dirtiest thing in your house. The really dirty items in...

Many types of bacteria, viruses, including corona virus can survive for many hours outside the human body. When an infected person coughs or sneezes, they will follow the...