Find reliable information on health conditions and how they are treated, including our latest evidence-based information and resources for Australian health professionals and consumers.
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The cardiovascular system includes the heart and the blood vessels that carry blood around the body. Conditions include high blood pressure, heart disease, heart rhythm problems such as atrial fibrillation, and blood clots and related conditions like stroke.
Hormones are chemicals produced in the body that regulate many bodily functions. Hormone-related conditions include type 1 and type 2 diabetes, thyroid problems, and bone disorders such as osteoporosis. The metabolic system keeps other blood chemicals in balance. Metabolic problems include cholesterol and lipid problems, and dehydration and electrolyte imbalances. Nutritional problems include vitamin deficiency, overweight and obesity.
The immune system is the body’s defence system including the cells that fight disease such as viruses and bacterial infections. Autoimmune conditions are when the body fights itself, affecting particular organs or functions, for example multiple sclerosis, scleroderma.
Infections can be caused by bacteria, viruses, fungi or parasites. Common fungal infections include thrush, while parasitic infections often affect the digestive system, while viruses cause many conditions including chickenpox and measles. See our knowledge hub on respiratory tract infections including influenza, colds and whooping cough.
Mental health conditions are common –1 in 5 Australians report a mental health condition in the past 12 months. See our knowledge hub on depression, and find out more about sleep problems, psychotic problems and other mental health conditions.
The nervous system includes the brain and the nerves that control movement. Problems in this category include epilepsy and convulsions, motor control disorders and other nervous system symptoms and conditions. See our knowledge hubs on managing pain, including lower back pain and headaches.
The respiratory system includes the parts of the body involved in breathing. Problems include chronic airways and breathing problems such as asthma and COPD. Respiratory infections are experienced by many: see our knowledge hubs on bronchitis, croup, pneumonia and whooping cough.
Substance dependence includes addictions such as smoking, alcohol and drug dependence which can be treated with medicines as well as other therapies. Poisoning and drug overdose can be deliberate, accidental or environmental.