What triggers allergies symptoms

What Are the Symptoms of an Allergy?

An allergy occurs when the body’s immune system sees a substance as harmful and overreacts to it. The symptoms that result are an allergic reaction.

What triggers allergies symptoms

The substances that cause allergic reactions are allergens. Allergens can get into your body numerous ways to cause an allergic reaction.

  1. You can inhale allergens into your nose and your lungs. Many are little enough to float through the air. Examples are pollen, home dust, mold spores, cat and dog dander and latex dust.
  2. Your body can own allergens injected into it. This includes medicine given by needle and venom from insect stings and bites.

    What triggers allergies symptoms

  3. You can ingest allergens by mouth. This includes food and medicines you eat or swallow.
  4. Your skin can absorb allergens. Plants such as poison ivy, sumac and oak can cause reactions when touched. Latex, metals, and ingredients in beauty care and household products are other examples.

What Are Eye Allergies?

Eye allergies are common. Eye allergies are a reaction to indoor and outdoor allergens that get into your eyes.The tissue that lines the inside of the eyelid and exterior of the eyeball becomes inflamed and swollen and leads to itching, redness, tearing and irritation of the eyes.

What Is Rhinitis (Nasal Allergies)?

The expression rhinitis means “inflammation of the nose.” When the nose becomes irritated by allergens or irritants, it may produce more and thicker mucus than usual.

What triggers allergies symptoms

This drainage can irritate the back of the throat and cause coughing. Allergic reactions can also cause congestion, itchy nose or throat, sneezing, a runny nose and itchy, watery eyes.

What Is Sinusitis?

Sinusitis is an infection or inflammation of the sinuses.

What triggers allergies symptoms

sinus is a hollow space. There are numerous sinuses in the body, including four pairs inside the skull.

What triggers allergies symptoms

They serve to lighten the skull and give resonance to the voice. These sinuses are lined with the same helpful of tissue that lines the inside of the nose. The same things that can cause swelling in the nose – such as allergies or infection – can also affect the sinuses. When the tissue inside the sinuses becomes inflamed, mucus discharge is increased. Over time, air trapped inside the swollen sinuses can create painful pressure inside the head. This is a sinus headache.

Medical Review November 2015.


The severity of symptoms during an allergic reaction can vary widely.

Some of the symptoms of an allergic reaction include:

  1. Itchy, watery eyes
  2. Vomiting
  3. Runny nose
  4. Diarrhea
  5. Rashes
  6. Sneezing
  7. Hives (a rash with raised red patches)
  8. Itchy nose
  9. Stomach cramps
  10. Bloating
  1. Swelling
  2. Chest tightness and losing your breath
  3. Tongue swelling
  4. Feeling faint, light-headed or “blacking out”
  5. Cough
  6. Pain
  7. Throat closing
  8. Redness
  9. Wheezing (a whistling sound when you breathe)
  10. A sense of “impending doom”

Some of these symptoms can be sign of a life-threatening allergic reaction.

An allergy is a reaction the body has to a specific food or substance.

Allergies are extremely common.

They’re thought to affect more than 1 in 4 people in the UK at some point in their lives.

They’re particularly common in children. Some allergies go away as a kid gets older, although many are lifelong.

Adults can develop allergies to things they were not previously allergic to.

Having an allergy can be a nuisance and affect your everyday activities, but most allergic reactions are mild and can be largely kept under control.

What triggers allergies symptoms

Severe reactions can occasionally happen, but these are uncommon.

What Is Anaphylaxis?

Anaphylaxis (anna-fih-LACK-sis) is a severe allergic reaction that can be life-threatening and requires immediate medical attention. It happens quick and may cause death. Symptoms generally involve more than one part of the body, such as the skin or mouth, the lungs, the heart and the gut. Study more about anaphylaxis.

What Are Skin Allergies?

Skin allergies happen when your skin comes in contact with an allergen that your skin is sensitive or allergic to.

Also, allergies to other things, love food you eat or proteins you inhale or touch, may cause symptoms to appear on your skin. The allergic reaction generally appears within 48 hours after the initial exposure to the allergen. Symptoms often include the following: redness, swelling, blistering, itching, hives and rashes. The allergen doesn’t own to be new to you. It can be something you’ve been using or eating for numerous years.

Common skin allergies include allergic contact dermatitis, eczema, chronic urticaria and angioedema.


What triggers allergies symptoms