Allergy Definition and 16 Threads

Greetings. I have been contemplating getting the Covid Vaccine. However, I have a sever allergy to Penicillin. The last time I received penicillin, I was a young child. Difficulty breathing/hives, and went to the hospital. Anyways, I have been reading online to see if a Covid vaccine is safe...

Some people are more susceptible to allergies and common cold than others. For example, my mother and I suffer from dust allergies and blocked nostrils throughout the year. In fact, last year or so, my mother had to be hospitalised as her lungs had become stiff due to sudden allergy. Almost...

My wife and some of my friends have been experiencing a spike in moderate allergy symptoms (Sx) this past week or two, and I was wondering if adding a HEPA air purifier at home in our bedroom would help. This recent PF thread discussed air purifiers, but not really from an allergy perspective...

What is in pea nuts that causes such violent illness and even death?

Homework Statement Which of the symptoms is characteristic for food allergy bumps (pimple) on the face difficulty in breathing flue none of these Homework EquationsThe Attempt at a Solution I'm between the first and second.

Homework Statement Which of the following foods is more possible to cause allergy apples stawberries cereals almonds Homework EquationsThe Attempt at a Solution I'm between almonds and strawberries

Many years ago I was acutely allergic to bee stings. I was prescribed a "Epi" pen and used it several times. Eventually however, I noticed I had developed a tolerance to bee stings, and no longer carry my epi pen. Rather, I take a couple of Benytril and go on with my day. Does it make medical...

I was wondering, if ethanol is used in a food, as it commonly is with food flavorings (as a solvent), and that food is then dried out such that It is made into a powder or cereal or something, does all the ethanol completely evaporate? I know ethanol is very volatile and has a low boiling...

Hello everyone, There was a simple question given, where there was a bee sting on a guy and the question asked was what is the antibody involved. The answer is IgE. Now my question is when there is bee sting for the first time, why do we called it an allergic reaction. I mean for an allergy...

It appears that common ragweed is the major cause of pollen allergy, for instance this study. The Netherlands has taken initiative to eradicate the American intruder in the local plant community. For instance (Dutch) Google translation of the first paragraph: So everybody is urged to...

Last Thursday I was sitting in the back yard, and with in a 20 minute span, I was so congested, with really itchy eyes. I do have seasonal allergies, but never had them hit so fast, or so hard. We did have a odd summer, weather wise. Perhaps the ragweed plant decided to make extra pollen...

How are IGE antibodies related to an increase of allergies in the world?

So I've been dedicating this year to my health, and I need to take care of my allergy problem. Does anyone know how the serum is made such that it's sterilized but doesn't harm the allergens? I can't find anything about it using google, and I'm not paying ridiculous amounts for something so...

I'm allergic to a large number of things including dust, some deos and perfumes, chalk powder, even vicks inhalers and lots of other things. I even get allergy attacks during change of seasons. This time it's been almost a week and my allegy is showing no signs of relenting. The old medicines...

I have no clue of what is wrong with me. I had a chemistry test this Thursday and I had studied thoroughly two days before the test. When the day came, my brain completely knowcked out and I could not remember what I should do to solve the problems. Some of reasonings were successful because...

This is already old news, but I was reminded of the issue today. I wonder: are you aware that researchers have devised a vaccination against peanuts? This therapy is used to desensitize people with a peanut allergy, I think it is pretty cool :)