Irritation
Irritation
Irritation (pronunciation: /ˌɪrɪˈteɪʃən/) is a state of inflammation or painful reaction to allergy, infection, or injury. The term can also refer to a mild form of discomfort.
Etymology
The term "irritation" originates from the Latin word "irritare" which means to excite or provoke.
Definition
Irritation can be a physical or psychological response. In a physical context, it is a reaction to a negative stimulus. In a psychological context, it is a feeling of annoyance or disturbance.
Symptoms
Symptoms of irritation may include redness, swelling, pain, itching, and increased warmth or heat. In the psychological context, symptoms may include feelings of frustration, annoyance, and distress.
Causes
Irritation can be caused by a variety of factors, including allergens, infections, injuries, and stress. Certain substances, such as chemicals, can also cause irritation.
Related Terms
- Inflammation: A process by which the body's white blood cells and substances they produce protect us from infection with foreign organisms, such as bacteria and viruses.
- Allergy: A condition in which the immune system reacts abnormally to a foreign substance.
- Infection: The process of infecting or the state of being infected.
- Stress: A state of mental or emotional strain or tension resulting from adverse or demanding circumstances.
See Also
External links
- Medical encyclopedia article on Irritation
- Wikipedia's article - Irritation
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