Your Health FeedAllergy – Its Causes and Symptoms

October 27, 2021by Ayaan Hamza0
 What is Allergy?

When asked about what is an allergy, most people say that it is a reaction that occurs in the body suddenly. Allergy problems occur most with changing seasons. But allergy is not a disease, rather it is due to the immune sensitivity reactions of our immune system, in which the body responds to the harmless things present in the environment as harmful. But there are many other reasons for allergies too, in which many different reactions are seen in the body. So, let’s first know some important things related to allergies.

Causes an allergic reaction

When a person is allergic to a particular thing, such reactions start happening in the body. Such as – When an allergen (such as pollen) enters the body, it triggers an antibody response. – Antibodies attach themselves to mast cells. – When this pollen or foreign object comes in contact with the antibody, Then mast cells react by releasing histamine. When histamine is released due to allergen, it results in allergic reactions, which irritate symptoms such as swelling, redness, itching, and hives. -Similar reactions may occur for certain chemicals and food additives. However, it is due to all the things that your immune system considers external and harmful substances.

Areas of the body get affected

People experience various symptoms when allergic. It depends on the allergen from where it enters the body. Allergic reactions can involve multiple parts of the body at the same time. Such as

  1. Nose, eyes, sinuses and throat

Normally the allergen enters the body through our breath and during this time it starts affecting all the organs associated with the respiratory system. It happens that when the allergens are inhaled, histamine is released, causing the nasal lining to produce more mucus and cause inflammation. This causes a runny nose and itching and may cause a sharp sneeze. Also, it can cause watery eyes and people may also have a sore throat.

  1. Lungs and chest

Allergies through the respiratory tract can often reach your lungs and chest. Sometimes allergies also trigger asthma. It happens that when the allergen enters the lungs, it creates swelling there and due to this people have difficulty in breathing.

  1. Skin 

Usually, many symptoms of allergies are seen in the skin like redness, rashes, hives and swelling. Apart from this, it also causes atopic eczema and other skin-related problems.

  1. Stomach and bowel

In people who have food allergies, its symptoms often cause stomach and bowel problems. Apart from this, there may be an allergy to cow’s milk in infants and it can cause eczema, asthma, abdominal pain and stomach upset.

Common Allergic Symptoms

some common symptoms of an allergic reaction, include-

  • Sneezing
  • A runny nose or blocked nose (allergic rhinitis) 
  • skin redness 
  • Watery eyes
  • Wheezing
  • Chest tightness 
  • Difficulty breathing
  • Hives on the skin
  • Swelling on the lips, tongue, eyes or face
  • Stomach ache
  • Vomiting or diarrhoea
  • Feeling sick

Severe allergy symptoms

Anaphylaxis, or a severe form of anaphylactic allergy, can be life-threatening. It affects the whole body and usually develops by coming into contact with something that you are allergic to. Symptoms of anaphylaxis include:

  • Neck and mouth swelling 
  • Difficulty in breathing 
  • Being lazy 
  • Confused
  • Blue skin or lips 
  • Indolence

 

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