Questions tagged [allergy]
Questions pertaining to a damaging immune response by the body to a substance, esp. pollen, fur, a particular food, or dust, to which it has become hypersensitive.
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Type of hypoalergenic milk to supplement breastfeeding?
As I am already asking here: Allergy prevention: long duration of breast feeding vs early exposure to allergens - how does that fit together? Isn't this contradictory? I am a quite puzzled by the ...
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Allergy prevention: long duration of breast feeding vs early exposure to allergens - how does that fit together?
So, as a proud father of a two-months old daughter, whose mom has many rather strong allergies and heavy asthma passed down through several generations we'd like to suppress her developing of ...
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What is the difference between eosinophilic gastritis and cow milk protein allergy in infants
What is the difference between eosinophilic gastritis and cow milk protein allergy in infants? Are they the same thing?
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Do allergists treat non allergic sensitivities?
Do allergists treat non allergic sensitivities such as (non-celiac) Gluten Intolerance?
This question is so trivial that I didn't find any source to add to it and I hope it can be accepted here as an ...
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What is the weakest steroid in systemic usage?
I understand that there are several steroids given as a systemic treatment in various doses and at various day times (morning or evening) adjusted by patient situation(1).
For example:
Prednisone
...
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How many patients have been diagnosed by doctors as having allergies?
This is a followup to another question.
I propose a method of getting an upper bound on the number of people who have received a doctor's diagnosis of having an allergy. This would include any form of ...
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What percentage of reported allergies are genuine?
Many people claim to be allergic to various things (e.g. https://stacks.cdc.gov/view/cdc/122809). Since I've been to an allergist, I naturally wonder how reliable those claims are. As far as I can ...
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Why are beta-lactam antibiotics the most common drug allergens?
β-Lactam antibiotics: the most common allergens among drugs.
Allergic reactions caused by β-lactam antibiotics bind to their
chemical structure. The source of haptens is an unstable β-lactam ring
to ...
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Could some common allergies be treated medicinally without antihistamins/steroids/epinephrine and if so how?
A common allergy such as house dust-mite allergy or a food allergy can be treated with antihistamines, steroids and epinephrine.
I understand that there are Mast cell stabilizers and Anti-leuko-...
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Why is adrenaline typically not prescribed as pills?
The common way to treat mild allergies is giving antihistaminergic drugs and/or steroids (such as fluticasone).
I understand that adrenaline can also be used, and is used, mostly for severe, emergency ...
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Looking for a comprehensive list of allergies
I need to put together a list of allergies for a software project I am working on.
Can someone direct me to a site or book that contains a navigational or indexed list of allergies?
What I need is ...
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Allergies and Inflammation - Long term effects
As I read about research on inflammaging (for example, Fülöp et al 2019), the link between chronic low-grade inflammation and the increased occurrence of age-related diseases, I wondered if there is a ...
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What is mode of exposure in allergic reaction to new carpet?
In reading about allergies associated with a new carpet installation, such as a skin rash, it's not clear exactly what the mode of exposure is. Is it from breathing in the chemicals that are ...
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Can someone have an allergic reaction to a virus?
My understanding of allergies is that they are more or less immune responses to non-pathogenic substances. The definition on MedicineNet more or less agrees with this.
While I don't have any known ...
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Allergy test for specific allergens
Let's say I order an allergy blood test. The test will, for example, test for White Oak (Quercus alba). Would a positive result for that specific allergen indicate, broadly speaking, a ...
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Can foods one is not allergic to exacarbate atopic dermatitis?
Several physicians (incl. two profesors in allergology, regarded among highest authorities in allergology in my country) told me and insisted that people with atopic dermatitis must avoid certain ...
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Covid vaccine side effects [closed]
The Pfizer Covid vaccine caused allergic reactions. For patients that are deemed to be at an increased risk of adverse side effects following a risk assessment (e.g. because of diabetes, heart disease)...
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Why do we need histamines - If the allergen does not really bother you?
I must begin with the fact that I am not a physician nor a soon to-be one, I ask this question in a naïve and not-so-professional way because I don't want to mislead anyone - the examples and ...
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How long can it take for an alpha-gal allergy to develop after a tick bite?
Can symptoms start months after a tick bite or would the allergy develop within days or weeks?
Edit: I have tried the below sources for information:
▷ Google alpha gal allergy development time from ...
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Is city air pollution causes allergy?
Is there any evidence (study) which shows correlation with city air to allergy (to anything) or any other breath health problems?
If yes is this correlation different if someone lives in big city ...
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Palatal itching and rhinitis
It is a common finding among people that palatal itching is usually followed by rhinitis.
In a study it was found that palatal itching and allergic rhinitis are related.
My question is that why does ...
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Seboorrheic Dermatitis, Fungi, Environmental Factors
How can seborrheic dermatitis not be caused by poor hygiene as the assotiation for dermatology said? Wouldn't poor hygiene at least aggravate the condition?
The treatment is mainly antifungal. And ...
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Food allergy and weight loss
I have red a lot of articles about excluding products that causes allergy can help people lose weight. But is it possible that having allergy on some products and eating them often could result in not ...
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Can a runny nose "Shoot Blanks"?
Every time i have a runny nose I'm comforting myself by thinking "It's ok, the body is getting rid of pathogens now"
But is that really the case ? does every 'drop' of nasal mucus contain pathogens ?
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Are type 2 hypersensitivities autoimmune diseases?
I'm learning about hypersensitivities and it seems to me that all type 2 hypersensitivities are autoimmune diseases; also all examples of type 2 hypersensitivity I've heard so far are also classified ...
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Are non-allergic, non-pathogenic rhinitis associated with fever?
Among common causes of rhinitis are
irritants
weather changes
infection (e.g. common cold)
allergy (e.g. hay fever)
One way to disentangle between infection and allergy in presence of rhinitis is by ...
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Why is the H2O molecule an antigen despite its tiny size and simplicity? [closed]
I just saw a news article about a woman with Aquagenic Urticaria which basically means she produces antibodies against H2O molecules which causes very bad symptoms if she touches or drinks water.
We'...
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Why would someone have an anaphylactic reaction to intravenous saline?
https://www.sciencedirect.com/science/article/pii/S073567570800332X
Abstract
Anaphylaxis and acute allergic reactions may sometimes be fatal. They occur within minutes in a sensitized individual. ...
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Rising allergy and intolerance diagnosis rates
A leading theory behind the rising allergy and intolerance diagnosis rates is the "hygiene hypothesis." This theory suggests that living conditions in much of the world might be too clean and that ...
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Which conditions are associated with (multiple) food allergies?
Most people with food allergies are allergic to one or few foods, but allergies to more than three foods are relatively rare (PubMed, 2010). In some people who are allergic to several foods, an ...
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Is there solid evidence, that antibiotics cause allergies?
I have read, that the use of antibiotics could be part of the reason for the increase in allergies, we see today.
In alternative medicine circles, it is a common theme to reduce the use of ...
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Is there such a thing as "histamine liberators" and how do they work?
In the context of allergies, I keep reading the term "histamine liberators" with claims that certain foods release histamine. A random example from everydayhealth.com:
Some foods, while low ...
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Is there a way to measure allergy to tablet/pill ingredients?
It looks like I have some kind of allergy to tablets/pills. It doesn't matter which type I take (I used to take mainly vitamins).
If I take some, the result is vary from bearable sickness (for 2 days)...
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Does increasing “allergy” histamine affect “wake” histamine? Do both respond to the same triggers?
I understand that histamine is used by the body as part of the immune response, widening blood vessels, etc., to aid the white blood cells in their attack. Often this ends up helping them attack ...
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Is it possible to be allergic to corn but not popcorn?
Is it possible for a person to be allergic to one subspecies and not another of the same parent species? For instance, can a person be allergic to sweet corn but not popcorn (both subspecies of Zea ...
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How would I know whether I am lactose-intolerant? Are there any tests?
I suspect that I might be lactose-intolerant, but I don't know how to tell. Can I just see a doctor and get tested, or do I have to live with the assumption?
If there are any standardized tests, how ...
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Cold allergy is it possible?
This may be a impossibility but here goes, is it possible to be allergic to cold temperatures? If it’s possible then it’s UBER rare granted, but still it might be possible non the less. If it helps I ...
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How long would someone be able to live if they suddenly became allergic to water?
Inspired by this tale - https://www.thefreelibrary.com/JUST+ONE+CUP+OF+WATER+COULD+KILL+LITTLE+HEIDI%3B+Girl%27s+deadly+allergy...-a061152595
Let's say someone is so allergic to H2O that a sip of ...
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What is an allergy?
Is an allergy a negative response to a molecule that the majority of the population doesn't have?
I've heard that people can be allergic to lactose, which the majority of people aren't, while people ...
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How to deal with dehydrating medicine
If a person is dehydrated by something that cannot be gotten rid of, and drinking a lot of water solves some parts of dehydration but not others, due to losing the water by freqent urination, what ...
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Does early exposure protect against developing allergies later on in life?
I recently read a few papers (here and here) that concluded that children exposed to peanuts before 1 year of age were less likely to develop peanut allergies later in life than children who were not ...
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How low can you go on a low salt diet? [closed]
I'm sensitive to salt and am considering doing a salt-free diet. Is it ok if I remove salt and seasonings from my diet and cooking altogether? Will the sodium content of natural foods like oats, milk, ...
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Possible side effects of deer antler velvet [closed]
My doctor suggested I try deer antler velvet. But I am not sure about it.
Does deer antler velvet have any side effects? Does it help growth? Are there any scientific studies about it?
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How credible is negative result of allergic skin tests?
Allergic tests performed a year ago confirmed I am not allergic to a cat. However, there a few signals that make me doubt in credibility of the test results:
I felt much better (less sneezing, less ...
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Are allergies due to memory T cells for benign antigens?
If I understand correctly, the immune system reacts to infections by priming virgin helper T cells for the particular antigens exposed on the surface of the invader, leaving some memory T cells ...
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Truth or fiction: Testing vitamins to take by holding them and assessing strength
I'm a Ph.D. candidate in molecular biology and cannot convince my indoctrinated mother and grandmother that you cannot determine whether or not you need to take a vitamin by simply holding it and ...
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Factors affecting the severity of an allergic reaction
I share a house with two very furry guinea pigs and inconveniently, am also very allergic to them. Every morning I take an anti-allergy tablet as I’m well aware that I’m likely to come into contact ...
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Are "latex fruit intolerance/syndrome" and "histamine intolerance" related or otherwise two names for the same problem?
I have an intolerance to bananas and avocados without a doubt. I get bowel cramps, bloating, and if I eat way too much of those foods, some mild topical itching on my skin.
My research for latex ...
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Is there a shampoo that does not contain SLS or cocamidopropyl betaine?
If there is someone who is allergic to cocamidopropyl betaine and concerned about skin irritation from SLS (Sodium Lauryl Sulfate), is there a resource that shows shampoos without these ingredients?
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How to discover allergies to certain foods?
Sometimes it is hard to find food allergies. Wheezing or any side affects but the root cause may not be known.
Is there a good way to find food allergy?
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