Symptoms
Pneumonia symptoms can be mild to life-threatening. They can include:
- coughing that may produce phlegm (mucus)
- fever
- sweating or chills
- shortness of breath that happens while doing normal activities or even while resting
- chest pain that’s worse when you breathe or cough
- feelings of tiredness or fatigue
- loss of appetite
- nausea or vomiting
- headaches
Other symptoms can vary according to your age and general health:
- Children under five years old may have fast breathing or wheezing.
- Infants may appear to have no symptoms, but sometimes they may vomit, lack energy, or have trouble drinking or eating.
- Older people may have milder symptoms. They can also exhibit confusion or a lower than normal body temperature. [4]