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.
This condition can disrupt the rhythm of your heart. It can cause palpitations, fainting or, in serious cases, cardiac arrest.
People with claustrophobia feel anxious and panic in an enclosed space. The physical and mental symptoms can be overwhelming and can include heart palpitations, dizziness or a fear of losing control.
Coronary heart disease symptoms
If your coronary arteries become partially blocked, it can cause chest pain (angina). If they become completely blocked, it can cause a heart attack (myocardial infarction). Find out more about the symptoms.
Hyperthyroidism (sometimes called thyrotoxicosis) occurs when the thyroid gland is overactive. Learn more about hyperthyroidism, including the common signs and symptoms, and treatment options.
Heart arrhythmias are irregular heartbeats. The heart can beat too fast, too slow or irregularly — learn how to recognise the symptoms here.
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.
If your thyroid becomes overactive (hyperthyroidism) or underactive (hypothyroidism), you may experience a range of health problems. Learn more here.
Pericarditis is inflammation of the thin sheath around your heart. It can lead to problems ranging from swelling to a serious drop in blood pressure.
Atrial fibrillation (when part of the heart ‘quivers’ rather than beating normally) could lead to a stroke. Know the symptoms and decrease your risk.