过敏的事实

过敏是美国第六大慢性病病因

  • 哮喘和过敏性疾病,如过敏Rhinitis is an inflammation of the mucous membrane that lines the nose, often due to an allergy to pollen, dust or other airborne substances. Seasonal allergic rhinitis also is known as "hay fever," a disorder which causes sneezing, itching, a runny nose and nasal congestion." rel="tooltip">鼻炎(花粉症),食物Allergies are inappropriate or exaggerated reactions of the immune system to substances that, in the majority of people, cause no symptoms. Symptoms of the allergic diseases may be caused by exposure of the skin to a chemical, of the respiratory system to particles of dust or pollen (or other substances), or of the stomach and intestines to a particular food." rel="tooltip">过敏,An inflammation of the skin, usually causing itching and sometimes accompanied by crusting, scaling or blisters. A type of eczema often made worse by allergen exposure is termed "atopic dermatitis."" rel="tooltip">湿疹,在美国所有年龄组中都很常见。在美国,哮喘影响着2400多万人,其中包括600多万儿童。1
  • 过敏是美国第六大慢性疾病,每年花费超过180亿美元。每年有超过5000万的美国人患有过敏症。2
  • 过敏性鼻炎,通常被称为花粉热,是一种常见的症状,导致打喷嚏,鼻塞,流鼻涕,流泪和鼻子,眼睛或上颚瘙痒。
  • 过敏性鼻炎可以是季节性的,也可以是常年性的。
  • 季节性变应性鼻炎的症状出现在春季、夏季和/或初秋。它们通常是由对来自树木、草或杂草的花粉或空气中的霉菌孢子的过敏引起的。
  • 常年性变应性鼻炎患者全年都有症状。常年性变应性鼻炎通常是由对室内尘螨、动物皮屑、蟑螂和/或霉菌孢子的敏感性引起的。潜在的或隐藏的食物过敏很少引起长期的鼻部症状。
  • 一旦确诊,过敏性鼻炎的治疗选择是:避免、消除或减少暴露于引发症状的刺激物或过敏原、药物和Immunotherapy ("allergy shots") is a form of preventive and anti-inflammatory treatment of allergy to substances such as pollens, house dust mites, fungi, and stinging insect venom. Immunotherapy involves giving gradually increasing doses of the substance, or allergen, to which the person is allergic. The incremental increases of the allergen cause the immune system to become less sensitive to the substance, perhaps by causing production of a particular "blocking" antibody, which reduces the symptoms of allergy when the substance is encountered in the future." rel="tooltip">免疫疗法(过敏针)。
  • 免疫疗法(过敏注射)帮助大约85%的过敏性鼻炎患者减轻花粉热症状。
  • 从1997年到2011年,18岁以下儿童中食物和皮肤过敏的患病率有所增加。3.
  • 2014年全国健康访谈调查(NHIS)公布的数据显示,8.4%的18岁以下美国儿童患有花粉热,10%患有呼吸道过敏,5.4%患有食物过敏,11.6%患有皮肤过敏。4