Runny nose is a symptom of fluid flowing from the nasal cavity. This fluid can be of different characteristics, such as liquid, clear, thick, and viscous, as well as different colors. These characteristics may depend on the abnormalities occurring within the body, but are usually related to the respiratory system.
Although a runny nose is a common symptom of many illnesses such as colds, allergies , sinusitis, and the flu, sometimes it can be a sign of other illnesses. Treating a runny nose can be done through self-care and medication.
Runny nose
The mucus that flows from the nasal cavity may vary depending on the disease that is the cause. Initially, it will be found that the characteristics of the mucus change. It may be more liquid or thick. The color of the mucus may also vary, such as clear, white, yellow, green, pink, red, brown, black, etc. In addition, there may also be other symptoms related to the respiratory system, such as a stuffy nose, coughing, sneezing, phlegm, or sore throat.
Although a runny nose is not a serious symptom, if it continues for more than 10 days or if other symptoms occur such as a high fever, yellow or green nasal discharge with fever, bloody or clear nasal discharge that continues after an accident, especially an accident that occurs to the head, you should see a doctor immediately because these symptoms may be signs of infection or internal head injury. ทางเข้า ufabet https://ufabet999.app For infants, you should see a doctor immediately if you notice that your child has a runny nose, nasal congestion, and fever.
Causes of a runny nose
In general, the human body has a mechanism to protect and eliminate foreign substances from the body, such as dust, pollen, chemicals or germs, because these substances can cause irritation or inflammation. When the brain senses that the nasal cavity is receiving foreign substances, it stimulates the body to produce fluid in the nasal cavity to prevent these foreign substances from entering the body. When the body produces more fluid, it eventually causes a runny nose.
Diseases that may cause a runny nose are divided as follows:
Respiratory tract disease
Mucus is directly related to the respiratory system and may result from the following disorders or diseases, such as:
- Allergy
- Acute and chronic sinusitis
- Colds and Flu
- Deviated Septum
- Nasal polyps
- Asthma
- Non-Allergic Rhinitis
- Enlarged adenoids
Other diseases and conditions
Certain diseases and conditions can affect certain parts of the body and trigger diarrhea, such as:
- Cerebrospinal fluid leak
- Hormonal changes
- Pregnancy
- Vascular diseases such as Granulomatosis With Polyangiitis (GPA)
Other causes
In addition to health problems, there may be other causes of this symptom, such as:
- Dry air or dry nasal passages
- There is a foreign object in my nose.
- Smoking
- Injury or irritation inside the nasal cavity
- Eating spicy food
- Overuse of nasal sprays
- Side effects of medications, especially those for high blood pressure, erectile dysfunction, antidepressants, and anticonvulsants
However, there may be other diseases or causes that can cause a runny nose besides the ones mentioned above. If the patient has more severe symptoms, the runny nose continues for a long time, or has other symptoms, they should see a doctor to find the cause and receive proper treatment.