A dry cough is a cough where no phlegm or mucus is produced. Dry coughs may be caused by viral illnesses such as colds and flu, allergies or throat irritants.
COPD
Tuberculosis
Tuberculosis (TB) is a contagious, potentially fatal, infection that most commonly affects the lungs.
Voice changes
Voice changes can happen with a number of minor illnesses, but sometimes a change in the voice can be a sign of a more serious problem.
Peak flow meters
A peak flow meter is a simple hand-held device that you can use at home to keep track of your asthma. It measures how fast you can blow air out of your lungs – your peak expiratory flow (PEF).
Bronchiolitis
Bronchiolitis is a viral chest infection that affects mainly babies under a year old and may cause breathing difficulties, wheeze and a cough.
Lungs and breathing
The lungs are the largest organ of the respiratory system. The respiratory system supplies the oxygen needed by the cells of the body and takes away the waste carbon dioxide.
Influenza-related muscle pain cases no cause for alarm
Myositis (muscle inflammation) is usually a temporary complication of flu, and a cluster of cases in Melbourne is no cause for alarm, experts say.
Sore throat
Sore throats: symptoms, causes, tests and when you should seek medical advice.
Sore throat treatments
Find out about sore throat treatments including self-help measures, painkillers, lozenges, and when antibiotics are needed.
Bird flu (avian influenza)
Avian influenza, or bird flu, is an infectious disease caused by a type of influenza virus. Find out about outbreaks, symptoms, treatment and prevention.