Allergy is a condition that affects many of us. An allergy occurs when a person’s immune system overreacts to substances that are usually harmless. These substances are called ‘allergens’.

The main causes and conditions that cause allergies are given below:

The main reasons for allergies (Reasons)
Dust and germs: Indoor dust and dust mites are the main causes of allergies.

Pollen: Many people can experience sneezing and wheezing when they breathe in pollen from plants and flowers.

 

Foods: Some people are allergic to certain foods. For example:

Milk, eggs.

Peanuts and other nuts.

Certain types of fish.

Soy, wheat.

Pets: The fur, saliva, and skin scales of animals such as dogs and cats can cause allergies.

Insect bites: Some people can develop allergies to stings from bees and wasps.

Medications: Drug allergy is a serious condition that can occur when you are allergic to certain medications such as penicillin.

 

Chemicals: Contact with soaps, detergents, cosmetics, and paints can cause skin allergies.