Why do you sneeze when you have a cold Why do you sneeze after a cold

"Sneezing" is a physiological phenomenon that refers to an unconscious "reflex" that occurs when a foreign body enters the nasal cavity is repelled. Sneezing has a certain positive effect on the body's defense against harmful substances.

There are four main reasons:

1. People with common colds will sneeze, and this physiological activity can help clean the nose. Expel foreign bodies from the nasal passages. It has a positive effect on the body. In general, after the cold symptoms disappear, there is less frequent sneezing.

2. People with allergic rhinitis will also sneeze when the disease attacks, so as to excrete the allergens from the nasal cavity and maintain the stability of the nasal environment. For such patients, it is recommended to stay away from allergens at all times.

3. People with vasoconstrictive rhinitis also often sneeze. This is because the blood vessels in their nose have become overly sensitive to humidity and temperature changes due to the disease, and some are also allergic to spicy foods.

4. The cause of sneezing is non-allergic rhinitis. The patient has symptoms of chronic rhinitis and no identified allergen is identified, and all relevant allergen tests are not positive.

1. It is wrong to cover your mouth and nose with your hands when sneezing.

Experts say that the idea of covering your mouth and nose with your hand when sneezing is correct, but the action is wrong. Sneezes and coughs should be covered with a tissue, handkerchief, or on the arm. When coughing or sneezing, people habitually cover their hands to prevent foaming at the mouth and spreading germs around.

When you sneeze, cover your mouth and nose with your hands, and the saliva foam that comes out of the spray will stick to your hands, so a large number of germs remain on your hands. When you shake someone's hand or touch something else, the virus spreads.

2. The danger of covering your mouth and nose with your hands when sneezing.

When you sneeze and cover your mouth and nose with your hands, the virus will stick to your hands, and as you rub your eyes and pick your nose, the virus is likely to enter your eyes and nose through contact, causing infection in these areas to a certain extent.

In addition, if the mouth and nose are completely covered when sneezing, the strong pressure generated by the upper respiratory tract is not relieved, and the pressure will act on the ear canal and eardrum through the eustachian tube, which is not conducive to ear health.

3. Sneezing psychology.

1) The way of sneezing is polite, elegant, moderate in voice, often covers the mouth with a tissue or handkerchief, this type of person is accessible, friendly, uninhibited, avoids conflict, is kind to others, loyal, calm, trustworthy, will listen carefully to others' conversations, and is helpful.

2) The sound of sneezing is very low, and even the feeling is stifled in order not to disturb others. to avoid spitting out filth or making too much noise. This kind of person is careful, conscientious, likes to read and think, and always thinks twice about what to do.

3) The sneeze is loud and will hit several times in a row. This kind of person is decisive, resolute, capable, simple, does not want to rely on anyone, has a strong personality, is efficient, and has a clear distinction between love and hate.

Because there are bacteria that invade the body. If there is inflammation, you will sneeze. If you want to get better with a cold, go to the pharmacy and buy 2 yuan of dried bitter gourd.

2 yuan dried radish seedlings. 2 yuan oyster poop. Drink in 3 pots.

2 bowls of water in a pot and 1 bowl of water to drink. The above is divided into 2 pots. Once a day.

2 times to ensure that you get results.

Sneezing is a phenomenon of human self-protection and a self-defense instinct of the human body. We smell pungent smells, such as when we fry chili peppers, the spicy smell rushes into our nose and we sneeze. When we have a cold, we also can't help but sneeze.

If you sneeze and have a runny nose, take cold medicine early, you can try crack, it works. "

0 colds are not terrible, meow meow to support.