What should you know about pneumonia?

In pneumonia, inflammation and fluid in the tiny air spaces of the lungs can interfere with oxygen moving into the blood. Germs such as bacteria or viruses may be responsible. People may develop cough, phlegm, fever, chills, chest pain when breathing or marked fatigue. COVID-19 and influenza are among illnesses a clinician may consider because they can produce similar respiratory symptoms. Examination, oxygen checks and sometimes chest imaging help distinguish pneumonia from other causes.

Contact a healthcare professional when pneumonia is possible, especially if breathing is difficult or symptoms are progressing. Use medicines only as prescribed; antibiotics do not treat viral infections, and an antibiotic should not be borrowed or saved for later. Rest, take suitable fluids, avoid tobacco smoke and monitor breathing, temperature and alertness. Keep any follow-up appointment so recovery can be checked and treatment adjusted if needed.

Get emergency help for severe breathlessness, blue or grey lips, confusion, collapse, inability to wake normally or intense chest pain. Seek urgent advice if fever persists with worsening weakness, drinking becomes difficult or breathing changes quickly. A serious infection can affect the whole body, so a sudden deterioration warrants immediate attention rather than waiting for a routine appointment.

Ask what is causing the infection, whether you need an oxygen check or chest image, which treatments are appropriate, how to manage fever and cough, and what symptoms should trigger urgent help. Clarify when you should be reviewed if recovery is slower than expected.