10 Common Causes Of Allergies In Humans

As the years run by, many humans are becoming allergic to one thing or the other due to the presence of allergies in our environment. Our bodies are bombarded with unwanted substances from the air we breathe, water we drink and food we eat. This makes the body to become constantly on high alert to defend itself from whatsoever it sees as a possible threat. Below are 10 common causes of allergies in humans.

Causes of allergies in humans

1. Your overactive immune system

There are so many things that can trigger or cause allergic reactions, for example your overactive immune system. For instance when you body's immune system attack a usually harmless substance, such as pollen, animal dander, or food. The reaction can range from mild to annoying and to sudden and life-threatening. According to statistics, about 1 in every 5 people have allergies.

2. Pollen

It have been observed that pollens from trees, weeds and grasses can serve as causes of seasonal allergies and hay fever. It can lead to sneezing, stuffy or runny nose, itching and watery eyes etc, Try to treat all these allergic reactions with over-the-counter drugs, prescription drugs and allergy shots. To prevent the symptoms in general, try to stay indoors on windy days when pollen counts are high and also learn to close your windows to prevent pollen entry.

3. Animal dander

Animal dander is an example of what can cause allergies later in life. A reaction to proteins in an animal's saliva or in oil glands in their skin might take up to two years or longer to become an allergy. If your pet is the trigger, you may still be able to live with it. To be on a safe side, make your bed room a pet-free zone, go for bare floors and washable rugs instead of carpets, and bathe your pet regularly.

4. Dust mites

Dust mites are tiny bugs that live in bedding, mattresses, upholstery, carpets, and curtains. They feed on dead skin cells from people and pets, as well as pollen, bacteria and fungi. They thrive in high humidity. To prevent or reduce the menace of dust mites, use hypoallergenic pillows, cover mattresses, pillows and box springs, and also wash your sheets weekly using hot water. Keep your house free from dust-collecting items like stuffed animals, curtains and carpet.

5. Insect stings

A sting or bite from an insect can cause allergies to develop. It can lead to swelling or redness that may last up to a week or more. You can also feel sick in your stomach, tired and have a low fever. In rare cases, insect bites trigger a reaction that can be life-threatening, called "Anaphylaxis". You will be needing epinephrine if you are severely allergic to it. Your doctor may also recommend allergy shots to prevent reactions.

6. Mold

Mold thrives in an environment that has moisture. it can be found in damp places such as basements or bathrooms, as well as in grass mulch. Since breathing in or touching mold or mold spores can trigger an allergic reaction, avoid activities that could cause its symptoms. Get air to flow into moist areas of your rooms.

7. Food

Some common food allergies are caused by foods such as milk, eggs, shellfish and nuts. Within some minutes of consuming the trigger foods, you can have trouble breathing and get hives, nausea, vomiting, diarrhoea, and swelling around your mouth. If your reaction is severe, you may need a shot of epinephrine.

8. Latex

Materials made from latex such as gloves, condoms, and some other medical devices can trigger a reaction ranging from itchy, red skin to anaphylaxis with trouble breathing properly. Symptoms can include a rash or hives, eye irritation, runny or itchy nose, sneezing and wheezing. If you  are a medical personal and you are having a latex allergy, wear a medical alert bracelet and carry an epinephrine kit when on duty.

9. Medication

Penicillin, aspirin, am some other drugs can cause hives, itchy eyes, stuffiness and swelling in your face, mouth and throat. If you noticed that you are allergic to a particular drug, then try as much as possible not to take it. But if you mistakenly do, your doctor could recommend treatment for allergies such as anthistamines or steroids for mild symptoms. For severe symptoms which can be life-threatening, you may be needing epinephrine.

10. Cockroaches

Cockroaches are creepy insects, a protein in their droppings can cause a trigger. This insect can be very tough to get rid of, especially in warm climate or if you live in an apartment building where they can easily pass back and forth between neighbouring houses. You can prevent cockroaches by using an insecticide spray, keeping your kitchens clean, repairing cracks and holes in floors, walls and windows.

10 Common Causes Of Allergies In Humans 10 Common Causes Of Allergies In Humans Reviewed by Chibuzor Aguwa on Saturday, April 08, 2017 Rating: 5


  1. If you are suffering from any kinds of allergy then you must find out the causes and depending upon the causes you need to take precaution. Prevention is better than cure. Very nice information


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