Heart palpitations

If you become suddenly aware of your heartbeat, especially if it's faster or harder, you could be having palpitations. Learn how to spot the signs and the causes of heart palpitations.

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Brugada syndrome

Brugada syndrome can disrupt your heart rhythm, causing palpitations, fainting or in serious cases, cardiac arrest. Read about symptoms and treatment.

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Hyperthyroidism

Hyperthyroidism (or thyrotoxicosis) occurs when the thyroid gland is overactive and produces too much thyroid hormone.

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Cardiomyopathy

Cardiomyopathy affects your heart muscle so it can’t pump properly. It can be inherited (hereditary) or caused by viruses, drugs or other heart diseases. Discover how to prevent and manage it.

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Heart arrhythmias

A heart arrhythmia is an irregular heartbeat. Your heart can beat too fast, too slow or irregularly. Learn how to recognise the symptoms here.

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External cardioversion

An external cardioversion is a procedure to treat an abnormal heart rhythm. It involves connecting you to a defibrillator machine that gives a controlled electric shock to make your heart beat normally again.

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Understanding post-COVID-19 symptoms and long COVID

While most people fully recover from having COVID-19, others have found it can take longer to get back to normal. Read more about post-COVID symptoms and 'long COVID' here.

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Thyroid gland

The thyroid is a soft bow-shaped gland which sits in the front of the neck, just below the Adam’s apple. Learn more about what they do and medical conditions related to them.

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Women don't need to 'put up' with heavy periods

Heavy menstrual bleeding affects 1 in 4 Australian women, but treatment is available. There's no need to suffer in silence.

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Pericarditis

Pericarditis is a serious condition caused by inflammation of the thin sheath around the heart. Read more about pericardititis symptoms, treatment and causes.

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Lyme disease

Lyme disease is caused by bacteria transmitted in a tick bite however, the types of tick that carry the bacteria have not been found in Australia.

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Adrenaline

Adrenaline (epinephrine) is a hormone that helps you react more quickly in a stressful situation. Adrenaline is also used as an emergency treatment for a severe allergic reaction (anaphylaxis). Learn more here.

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Atrial fibrillation

Atrial fibrillation (when part of the heart ‘quivers’ rather than beating normally) could lead to a stroke. Know the symptoms and decrease your risk.

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Fainting

Fainting is a period of temporary loss of consciousness that happens when the blood flow to the brain is reduced.

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Collapsing

Collapsing has a range of causes, often occuring because someone has fainted. You collapse when your brain isn't getting enough oxygen.

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Pulmonary hypertension

Pulmonary hypertension is a condition caused by changes to the arteries in your lungs that can damage your heart. Read more here about the causes, symptoms and treatment of pulmonary hypertension.

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Thyroid problems

If your thyroid becomes overactive (hyperthyroidism) or underactive (hypothyroidism), you may experience a range of health problems — learn more here.

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Chest pain

Chest pain is any sort of pain felt in your upper body, from your jaw and shoulders down to your ribs. It can be a symptom of a heart attack. Find out the facts and when to be concerned.

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Wolff-Parkinson-White syndrome

Wolff-Parkinson-White syndrome is a possible cause of tachychardia (occasional or frequent episodes of very fast heartbeats). Learn more here.

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Heart murmur

Heart murmurs are sounds that can be heard when listening to the heart. Some heart murmurs are a sign of a heart condition, but others are not. Here's what you need to know.

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Inserting a pacemaker

An abnormal heart rhythm can cause cardiac arrest and even death. Having a pacemaker inserted may save your life by preventing you from having a cardiac arrest.

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Thrombosis

Thrombosis, such as deep vein thrombosis (DVT), is where a blood clot forms in a vein or artery. Learn about the risk factors and how to prevent it.

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Nine signs of mental health issues

Can you spot the difference between a bad mood and something more serious? These 9 signs could point to a mental health issue in someone you love.

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Autoimmune diseases

Autoimmune diseases occur when your immune system attacks your own body. Learn more about the diagnosis and treatment of these diseases.

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Heavy periods

Your periods are heavy if you're using more tampons or pads than usual. Here's what you can do for heavy periods, starting with a doctor's visit.

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Tachycardia

Tachycardia is a condition where the heart beats at a faster rate than normal (usually more than 100 beats per minute).

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Ice (crystal meth)

Ice, also known as crystal meth, is a very addictive illegal drug. Find out more about ice including what it is and the dangers of abuse.

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Anaemia

Anaemia is a lack of red blood cells, which carry oxygen from the lungs around the body. It's important treat the cause of the anaemia.

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Diuretic medicines

Find out what diuretic medicine is used for, how it works, the most common diuretics and any side effects associated with taking it.

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Rheumatic heart disease

Rheumatic heart disease is a condition that develops when the body’s heart valves are damaged by rheumatic fever. It is serious, but it’s also entirely preventable.

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