Wearing masks scientifically has a preventive effect on respiratory infections such as new coronary pneumonia and flu, which not only protects oneself, but also benefits public health.

Once we said cotton swabs, we only thought of one thing: clean ears. But the purpose of cotton swabs is not only to clean ears, from housework, handicrafts, to beauty and art, cotton swabs can be applied to all aspects of your life.

There are various types of thermometers on the market, what kind of thermometers are suitable for babies? How should parents choose?

Masks can be divided into two categories: medical/non-medical.

Masks with filter valves are generally not medical masks.

The European Union medical/non-medical masks are required to bear the CE mark, but the applicable standards are different.