Asthma, vitamin C and D D 
 
 

Peking union medical college hospital of doctor of medical director of breathing Jin-ming gao 
 
 
Source: life times 

    Many cities there are more and more the fog weather, every hospital respiratory clinic patients was increased, especially in asthma. Chinese scholars have studied the influence of air pollution on asthma, confirmed the occurrence of asthma and their easily affected by environmental factors and exposure to a certain concentration of air pollution can lead to asthma condition worse.
 
    Fog day cause asthma and aggravating the reason mainly has the following several: floating dust, soot in the air, after being inhaled asthma patients may irritate the respiratory tract, asthma symptoms such as cough, silent, breathing disorders.
 
    The pollutants in the air will result in changes of airway epithelial damage or structure, which can lead to asthma pathogenesis. Recently published on 50000 American women in the six-year research shows that PM2.5 increase the risk of the female adult asthma.
 
    Fog day how to reduce the influence of air pollution on asthma pathogenesis? Epidemiological studies have shown that eating high vitamin C content of fruit has a protective effect.
 
    Vitamin D supplements will also help improve the pulmonary function in patients with asthma, and studies have found that vitamin D deficiency causes disease progression in patients with asthma. So friends should pay attention to vitamin D supplements with asthma, in order to avoid deterioration caused by the lack of asthma.
 
    Obesity also increases the air pollution harm to asthma, maintain appropriate weight can asthma control and improve the pulmonary ventilation function, therefore encourage obese patients with asthma based on regular treatment, the positive weight loss.
 
    Finally, second-hand cigarette smoke contains a variety of gases and fine particles can be inhaled, there is a lot of negative effects to the health of patients with asthma, and as a result, positive control, to create a smoke-free environment is of great significance in patients with asthma.
 
 
 
The original link: http://paper.people.com.cn/smsb/html/2014-11/11/content_1497101.htm