Mild intermittent asthma is defined as:One bronchodilator (Proventil) usage no more than twice a week ANDWaking up at night with asthma no more than twice a month ANDExacerbation of asthma resulting in an unsch... continue reading  about  My asthma is intermittent and mild. Is the Proventil inhaler the best treatment? Are there any side effects? Is there a more natural method to manage asthma? And are there effective dust and other airborne allergen removers?

Acute hives are actually fairly common, but finding the cause can be challenging. Hives occur when the immune system is stimulated into releasing histamine from inside the blood stream, resulting in the dilatio... continue reading  about  My wife just developed hives for the first time in her life -- on her face, arms and chest. What is known about hives, and what can she do to eliminate the symptoms?

The mechanism for spring and fall allergy is the same but the triggers are different. Spring allergy in Northern California is mainly caused by tree and grass pollen. (Read our article on Central Valley Allerg... continue reading  about  What are the differences between spring and fall allergies in Northern California? Are there different triggers?

The significance of a food allergy test cannot be interpreted out of context. For example, if you had a life-threatening anaphylactic reaction to peanuts but the food allergy test was negative, it would not nec... continue reading  about  I had a food allergy test about five years ago. All the tests came back negative. How long are the tests reliable? Can I still get a new food allergy in the future?

Dust mite allergy is diagnosed by obtaining a positive history (yours sounds suspicious) and having a positive allergy test (skin or blood) to dust mite. Pollen (plant) allergy would have similar symptoms but w... continue reading  about  How would I know if I have a dust mite allergy? Sometimes when I'm cleaning the house my eyes start to itch, I sneeze, and my asthma kicks in. How would this type of allergic reaction differ from a plant allergy? Is there anything I can do about it?

The closest thing there is to a "cure" for allergic rhinitis is allergen immunotherapy (allergy shots). This uses natural extracts of the offending substance to "desensitize" the immune system from being allerg... continue reading  about  I have allergic rhinitis. I would like to know if there's any cure for it (apart from taking precautions)? I mean, is there any way to build your immunity using physical exercise or other natural methods, so that rhinitis may be completely cured?

Not only is increasing asthma possible during the menstrual period, it's common. When women with asthma are asked about this complaint, 20-45 percent of them state that they have noticed worsening asthma during... continue reading  about  My asthma seems to get worse during my menstrual period? Is this possible?

The long term treatment of choice for seasonal allergies is the now over-the-counter nasal sprays, like Flonase or Nasacort. Note that there is no immediate relief from them - they work slowly, over several day... continue reading  about  I struggle with seasonal allergies and take Claritin, plus use a neti pot. This season, I have also had shortness of breath and light coughing, but no wheezing. It's hard to do my usual workouts. Is there some kind of inhaler I can use?

Your symptoms sound consistent with upper respiratory infection rather than allergy. The negative allergy test confirms this. These infections are treated according to symptoms. Medications can include Tylenol ... continue reading  about  For 15 years I've gotten sinus infections in spring and fall. Symptoms include sore throat, fever, nasal drainage, respiratory infection, and rash. I've been tested for allergies (negative). Do you have any idea what this is and how I can treat it?