Guide to Respiratory Infections: Causes, Symptoms, and Treatment

Infections affecting the lungs or respiratory system, often causing breathing difficulties.
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Pneumonia | Bronchitis | Tuberculosis | COVID-19 | Respiratory Infection Symptoms | Lung Infections | Breathing Illness | Respiratory Health
Prepared by Lee Cheng, reviewed by Dr. Helena Rodriguez

Respiratory Infections FAQ


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What is a respiratory tract infection?

A respiratory tract infection affects the respiratory system, the part of your body responsible for breathing. These infections can affect your sinuses, throat, lungs or airways. There are two types of respiratory infections: Upper respiratory infections. Lower respiratory infections.

What are the symptoms of a respiratory infection?

Upper respiratory infection symptoms include a runny nose, sore throat and cough. Treatment for upper respiratory infections often includes rest, fluids and over-the-counter pain relievers. Infections usually go away on their own. What is a respiratory infection?

What are the different types of respiratory tract infections?

There are several different types. They're usually grouped into upper and lower RTIs. Flu can be an upper or lower RTI. Lower RTIs tend to last longer and can be more serious. Find out more about the different types of lower and upper respiratory tract infections (RTIs) (airway infections), how the infections spread and when you should see a GP.

What does an upper respiratory infection look like?

An upper respiratory infection affects the upper part of your respiratory system, including your sinuses and throat. Upper respiratory infection symptoms include a runny nose, sore throat and cough. Treatment for upper respiratory infections often includes rest, fluids and over-the-counter pain relievers. Infections usually go away on their own.

Respiratory Infections References

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