Allergies

The term allergy encompasses a wide range of conditions; it is not a disease in itself. The term allergy – medically termed hypersensitivity, signifies an exaggerated reaction to foreign substances.

Old Friends Hypothesis

The "old friends" hypothesis was proposed by Graham Rook in 2003 as an alternative to or refinement of the hygiene hypothesis, originally brought forward by Strachan in 1989 as an explanation for the rise in allergic disease.

Type of Pollen Allergies

Can Food Allergies Be Genetic?

How Does Milk Allergy Differ from Lactose Intolerance?

Treatment and Prevention of Allergies

Research on Allergies

What is Anaphylaxis?

Epidemiology of Allergies

Allergic Reactions to Pharmaceutical Drugs

What's Driving the Recent Rise in Food Allergies?

Wheat Allergy

Soy Allergy

See more featured articles »

Long Term Effects of Taking Allergy Medications

Latex Allergy

Meat Allergy After a Tick Bite

Am I Allergic to Ragweed?

Chromium Allergy

Mustard Allergy

Garlic Allergy

How to Prevent Mold Allergies

Perfume Allergy

Allergies in Children

Wheat Allergy

Meat Allergy

Food Allergy and Intolerance Research

Allergy Patch Testing

Celery Allergy

Penicillin Allergy

Sulfite Allergy

Tree Nut Allergy

Cobalt Chloride Allergy

Gold (Gold Sodium Thiosulfate) Allergy

Gluten Intolerance / Allergy

Cow’s Milk Allergy Management

Types of Eye Allergy

Formaldehyde Allergy

Diagnosis of Allergies

Breastfeeding and Allergies

What are Allergies?

Allergies and Genetics

Types of Allergy Tests

Common Allergens in the Workplace and How to Avoid Them

Seasonal Allergy

What is Dust Mite Allergy?

Treatment and Prevention of Allergies

What are Recombinant Allergens?

Can you Treat a Food Allergy by Altering the Gut Microbiome?

Different Types of Allergies

What is Food Protein-Induced Enterocolitis Syndrome (FPIES)?

Steps to Reduce Home Allergy

What is the Microbial Diversity Hypothesis?

Tartrazine Allergy

Oral Allergy Syndrome (OAS)

Sesame Seed Allergy

Autism Spectrum Disorder & Allergies

Causes of Allergies

Are DIY Allergy Tests Reliable?

Lupin Allergy

Milk Allergy

What is Peanut Allergy?

What are Pet Allergies?

Fruit Allergies

What is Allergic Contact Dermatitis?

What is Lactose Intolerance?

Nickel Allergy

What is Milk Allergy?

Pediatric Allergies

Balsam of Peru Allergy

Allergies and the Hygiene Hypothesis

Cockroach Allergy

Does Allergy Immunotherapy Work?

Allergic Reaction to Skin Products

Latest Allergies News and Research

Rising threat of sexually transmitted gut infections demands stronger prevention strategies

It's time to develop more effective ways to control and prevent sexually transmitted gut infections, urge the authors of an article appearing today in Clinical Microbiology Reviews, a journal of the American Society of Microbiology.

17 Sep 2025

Study highlights critical mental health risk for eczema patients

A new international study presented today at the European Academy of Dermatology and Venereology (EADV) Congress 2025 reveals that adults with atopic eczema (AE) are significantly more likely to experience suicidal thoughts, with researchers uncovering the key factors driving this elevated risk.

17 Sep 2025

Mediterranean diet during pregnancy cuts babies’ food allergy risk

Researchers found that mothers who closely followed a Mediterranean diet during pregnancy and breastfeeding had infants with lower odds of developing food allergies. High fruit, vegetable, and full-fat dairy intake appeared protective, while higher poultry, red meat, and fish intake during pregnancy increased risk.

15 Sep 2025

UC researcher wins $300,000 grant to investigate the underlying causes of eosinophilic esophagitis

Patients with eosinophilic esophagitis (EoE) often describe the condition as painful, disruptive and frightening.

11 Sep 2025

Novel method accurately identifies therapeutic antibodies to treat infectious diseases

Scientists at Scripps Research have developed a novel method that uses artificial intelligence (AI) and advanced imaging techniques to more accurately and efficiently identify therapeutic antibodies to treat infectious diseases.

10 Sep 2025

Healthy newborns also face high risk of severe RSV infection

It is not only premature babies and children with underlying diseases who suffer from serious respiratory syncytial virus (RSV) infections.

9 Sep 2025

Cancer cells found to use ketones as alternate fuel for growth

When it comes to their survival, cancer cells have a host of backup plans.

8 Sep 2025

Mushrooms deliver nutrition medicine and sustainability solutions in one package

This Food Science & Nutrition review highlights mushrooms as nutrient-rich functional foods packed with bioactive compounds that support human health. It explores their therapeutic, industrial, and environmental applications, from disease prevention and drug discovery to bioremediation and bioenergy.

8 Sep 2025

Aspirin therapy does not help people suffering from chronic rhinosinusitis with nasal polyps

A randomized placebo-controlled Finnish study showed that aspirin therapy does not provide significant relief for people suffering from chronic rhinosinusitis with nasal polyps who are hypersensitive to non-steroidal anti-inflammatory drugs (NSAIDs).

8 Sep 2025

Understanding how mRNA stability influences immune diseases

A pizza shop with 30 delivery people ought to be able to deliver a lot of pizzas - if their cars don't break down on the way.

5 Sep 2025

Single penicillin injection found to be as effective as three doses for early syphilis

Researchers funded by the National Institutes of Health (NIH) have found that a single injection of the antibiotic benzathine penicillin G (BPG) successfully treated early syphilis just as well as the three-injection regimen used by many clinicians in the United States and elsewhere.

3 Sep 2025

Scientists discover molecular brake that limits T cell attack on tumors

In a discovery that could expand the array of current cancer immunotherapy treatments, scientists at Harvard Medical School have identified a new molecular brake that hinders the ability of T cells to attack tumors.

1 Sep 2025

Babies fed blueberries show fewer allergy symptoms and boosted immune balance

Daily blueberry powder given to infants during complementary feeding modestly influenced allergic symptom resolution and shaped immune biomarker–microbiota associations. Findings suggest early diet may play a role in immune development, though results are preliminary and exploratory.

31 Aug 2025

New project uses advanced PET imaging to investigate long COVID mechanisms

Using total-body PET imaging to get a better understanding of long COVID disease is the goal of a new project at the University of California, Davis, in collaboration with UC San Francisco.

29 Aug 2025

New experimental system replicates tuberculosis transmission with unprecedented precision

Tuberculosis has been a scourge upon humanity throughout history. In killing more than a million each year worldwide, it remains the leading cause of death from a single infectious pathogen.

28 Aug 2025

New NIH-funded project aims to turn rare HIV cures into broadly applicable immunotherapy

Nearly 20 years ago, a man named Timothy Ray Brown who was living with HIV and cancer, underwent two courses of stem cell transplantation to treat his acute myeloid leukemia.

28 Aug 2025

Single gene discovery reveals key sex difference in immune response

A new study has uncovered a key difference between the immune system of males and females - and it comes down to a single gene.

28 Aug 2025

Gut mast cells produce key molecules driving food allergy anaphylaxis

Food allergies affect more than half a billion people worldwide. In severe cases, even a small bite of the wrong food can trigger anaphylaxis - a rapid, body-wide allergic reaction that can cause difficulty breathing, a dangerous drop in blood pressure and even death.

28 Aug 2025

Certain dietary fats found to trigger hard-to-treat asthma in children

Researchers at Children's Hospital of Philadelphia (CHOP) found that certain lipids, or fats, in obesity-causing foods also cause asthma-like lung inflammation.

27 Aug 2025

New class of insecticide offers yearlong protection against mosquito-borne diseases

A relatively new class of insecticide that can be disseminated on something the size of a sheet of paper offers protection for up to a year against mosquitoes that spread malaria, as well as dengue, West Nile, yellow fever, and Zika, UC San Francisco researchers have found.

26 Aug 2025

Allergies

Overview

Feature Articles

Treatment and Prevention of Allergies

Research on Allergies

What is Anaphylaxis?

Epidemiology of Allergies

Allergic Reactions to Pharmaceutical Drugs

What's Driving the Recent Rise in Food Allergies?

Wheat Allergy

Soy Allergy

Long Term Effects of Taking Allergy Medications

Latex Allergy

Meat Allergy After a Tick Bite

Am I Allergic to Ragweed?

Chromium Allergy

Mustard Allergy

Garlic Allergy

How to Prevent Mold Allergies

Perfume Allergy

Allergies in Children

Wheat Allergy

Meat Allergy

Food Allergy and Intolerance Research

Allergy Patch Testing

Celery Allergy

Penicillin Allergy

Sulfite Allergy

Tree Nut Allergy

Cobalt Chloride Allergy

Gold (Gold Sodium Thiosulfate) Allergy

Gluten Intolerance / Allergy

Cow’s Milk Allergy Management

Types of Eye Allergy

Formaldehyde Allergy

Diagnosis of Allergies

Breastfeeding and Allergies

What are Allergies?

Allergies and Genetics

Types of Allergy Tests

Common Allergens in the Workplace and How to Avoid Them

Seasonal Allergy

What is Dust Mite Allergy?

Treatment and Prevention of Allergies

What are Recombinant Allergens?

Can you Treat a Food Allergy by Altering the Gut Microbiome?

Different Types of Allergies

What is Food Protein-Induced Enterocolitis Syndrome (FPIES)?

Steps to Reduce Home Allergy

What is the Microbial Diversity Hypothesis?

Tartrazine Allergy

Oral Allergy Syndrome (OAS)

Sesame Seed Allergy

Autism Spectrum Disorder & Allergies

Causes of Allergies

Are DIY Allergy Tests Reliable?

Lupin Allergy

Milk Allergy

What is Peanut Allergy?

What are Pet Allergies?

Fruit Allergies

What is Allergic Contact Dermatitis?

What is Lactose Intolerance?

Nickel Allergy

What is Milk Allergy?

Pediatric Allergies

Balsam of Peru Allergy

Allergies and the Hygiene Hypothesis

Cockroach Allergy

Does Allergy Immunotherapy Work?

Allergic Reaction to Skin Products

Latest Allergies News and Research

Real-time Raman monitoring for pharmaceutical hot melt extrusion

Synthetic Psychedelics: A Growing Public Health Concern

How the Vutara VXL simplifies single-molecule imaging

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