Every spring, some allergy sufferers inevitably experience a "battle" with pollen. Many people may be confused: they have obviously paid attention to protection, and they will stay away from the flowers as soon as they arrive in the spring, why are they still "pollen allergies"?
In fact, many pollens that are prone to allergies are spread by the wind. The pollen of trees and weeds such as Cypress and Willow family will "float" to people under the action of the wind and be inhaled by the human body, resulting in allergic reactions.
So the culprit of pollen allergies may not be flowers, but trees and grasses.
In addition to pollen allergies, infectious diseases and "spring sleepiness" that occur in spring are also problems that plague people.
Today, let's take a look at the knowledge of spring protection!
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