Allergic reactions to dogs can be from anything that comes off or out of a dog. Saliva and the skin that is shed with the fur (also called dander) are the most allergenic parts of both dogs and cats. Fur/hair i... continue reading  about  I often have a light rash after playing with my dog. Are allergic reactions to dogs from their fur, their saliva or something else?

Here's a direct quote from the FDA about the term "hypoallergenic" as it relates to cosmetics:"Hypoallergenic cosmetics are products that manufacturers claim produce fewer allergic reactions than other cosmetic... continue reading  about  What does it mean when a product is labeled “hypoallergenic?”

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?

One of two problems is going on here. Either you have ear wax blocking your ear canal (a condition called cerumen impaction), or your allergies won't permit your ears to "pop", meaning that your eustachian tube... continue reading  about  I have spring allergies and this year I have a plugged left ear, which I’m attributing to this. I’ve been using the over-the-counter ear wax remedies which have been working a bit for a day or two, and then my ear becomes plugged again. What can I do?

When we're talking about reactions to food, most people think any reaction must be allergic in origin. Not true. There are many reasons why one may have an adverse reaction to a food. A few examples: coffee may... continue reading  about  How can I know if I have a lagging reaction to a specific food?

Usually when someone has a “seasonal” allergy, it means springtime symptoms caused by pollen. Although pollen allergy certainly can cause nasal, eye or asthma symptoms, it rarely would cause a rash ... continue reading  about  I have a seasonal reoccurring rash. Can this be related to allergies?

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?

If you are stung and start to have any whole body reaction such as hives or any respiratory problems, you should immediately use your EpiPen and then go straight to the ER. If you had whole body hives in the pa... continue reading  about  I had a pretty bad reaction to a bee sting a few years back, with hives all over my body. I was prescribed an EpiPen. If I get stung again, do I use the pen right away or wait to see if I have a reaction? After using the pen, should I go to the ER?

Your question is a very good one and is of global concern and research. Markedly increased mortality was first recognized during brief extremes in air pollution as long ago as 1930 in the Meuse Valley in Belgiu... continue reading  about  Living in smoggy air in Northern California has certainly made my asthma worse. Could it also be doing any damage to my heart?