The current health problems are found the world's first allergy. Thailand's current way of life has changed from the original. The population is very crowded. Style houses and buildings have changed. The original house has an airy, well-ventilated. However, at present a low Close the window all the time Air-conditioning The bedrooms are carpeted with dust mites. A tree decorated with fungus Pet cats in the house, these things are all allergens. People were removing allergens into the body at all times. Stimulate the body's allergy and the other factors are also involved, such as air pollution, such as sulfur dioxide. Road dust Smoke from automotive hose And from industrial plants There are also smoke, which is the source of the allergy factor in the current increase.