”Allergic rhinitis can be said to be a kind of rich glass used to say “not dry, eat no disease”, because the appropriate exposure to dust, dirt and other substances is actually a kind of exercise for the immune system.” Experts say that many children are only children, eat and wear very clean, once the cold on the medication and injection, resulting in the immune system did not get exercise, the formation of allergies. “Before a child is three years old, it is an exercise to expose him to dirt, pets, etc.; but if there is no previous exposure, after the age of three, pet hair and dust mites may become his allergenic factors.” Snoring in children must be treated early Nowadays, not only adults snore, but also many children snore. Some parents think that children snoring means they are sleeping well, which experts say is a misconception. ”Snoring in children may be caused by allergic rhinitis, and the resulting blockage sites are more than those of adults.” Experts say that children snoring can lead to adenoids and tonsils hypertrophy, resulting in open-mouth breathing at night and insufficient oxygen supply, thus affecting development, and in the long run, children will form a special face with elongated face, high arched upper jaw and wide eye spacing. Although early treatment is needed, some parents just can’t tell if their child has a cold or rhinitis. Experts tell us a simple way to tell the difference: a cold can usually be cured in seven days, but rhinitis lasts longer; a cold can be accompanied by other symptoms such as fever and sore throat, but rhinitis is mainly a runny nose and children feel itchy nose and eyes.