Differences in asthma in urban and rural environments were first reported from Germany in 1965, followed by many reports of higher rates of asthma symptoms in urban than rural environments around the world including Africa, Asia and Papua New Guinea. Authors have suggested that wealth, lifestyle, housing and urban environmental exposures may contribute to increasing asthma prevalence. In relati...

Airborne allergens are the major cause of allergic rhinitis and asthma. Daily exposure comes from indoor sources, chiefly at home but occasionally at schools or offices. Seasonal exposure to outdoor allergens, pollens, and molds is another important source. Exposure to unusual substances at work causes occupational asthma, accounting for about 5% of asthma in adults. Indoor and outdoor air poll...

ACHOO! Allergies can be an annoying condition to deal with and finding ways to prevent them from occurring might make many folks breathe a little easier. Allergies are caused by hypersensitivity to a particular substance (e.g., food, pollen, fur, or dust) and the symptoms experienced are the body?s immune response to that substance. When it comes to allergies, there are actually many different ...

ACHOO! Allergies can be an annoying condition to deal with and finding ways to prevent them from occurring might make many folks breathe a little easier. Allergies are caused by hypersensitivity to a particular substance (e.g., food, pollen, fur, or dust) and the symptoms experienced are the body?s immune response to that substance. When it comes to allergies, there are actually many different ...