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Allergy

Allergies, such as hay fever, happen when a person's immune system over-reacts to an "allergen." Allergens are found in household pets, dust mites and other insects, pollen, food, such as nuts, and medication.

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Reports & Analysis

Several men ride through the city center of Lagos on neon green city bikes.

How Lagos is driving environmental change

How Lagos is driving environmental change

In Nigeria's commercial capital, a string of initiatives have been launched to curb congestion and pollution.
Nature and EnvironmentNovember 18, 202406:27 min
Wespe

When a simple wasp sting becomes life-threatening

When a simple wasp sting becomes life-threatening

For those with insect venom allergies, a wasp sting can cause fatal anaphylactic shock.
ScienceJuly 10, 202400:44 min
A selection of dehydrated fruits, seeds and nuts in rectangular containers, seen from above

New guidelines to help kids overcome food allergies

New guidelines to help kids overcome food allergies

A new study provides safe guidelines for clinicians and families training children to overcome food allergies.
ScienceApril 8, 2024
Microscope image of marigold pollen from a flowering plant

Can we treat autoimmune disease with 'inverse' vaccines?

Can we treat autoimmune disease with 'inverse' vaccines?

Inverse vaccines stop the immune system from attacking healthy cells, and may help treat multiple sclerosis or diabetes.
ScienceSeptember 28, 2023
Magnified and colorized image of different pollen shapes.

Hay fever: Why it impacts tropical travelers

Hay fever: Why it impacts tropical travelers

Many people who have lived allergy-free lives in their tropical home countries develop hay fever after moving to Europe.
ScienceJune 9, 2023
Ambrosia plants growing next to a field

How climate change is making allergy season worse

How climate change is making allergy season worse

Pollen season can already be miserable if you suffer from allergies. But climate change is making the situation worse.
Nature and EnvironmentApril 7, 2022
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