Resting heart rate

Resting heart rate is the number of times your heart beats per minute when you are at rest. Learn why it’s an important sign of your heart health and how to check it.

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Bradycardia

Bradycardia is a slower than normal heart rate, which can lead to a range of symptoms such as feeling faint, tired or short of breath.

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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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Heart arrhythmias

Heart arrhythmias are irregular heartbeats. The heart can beat too fast, too slow or irregularly — learn how to recognise the symptoms here.

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Implantable cardioverter defibrillators

An ICD, also sometimes called an ACID (automated implantable cardioverter defibrillator) may be needed if you have an abnormally fast or irregular heartbeat.

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Heart murmur

Heart murmurs are extra sounds made by the heart. Some heart murmurs are serious, some are not — here's what you need to know.

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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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Pacemaker

Has your doctor recommended you to have a pacemaker? Find out what it is, who needs it and things to consider before and after the surgery.

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Long QT syndrome

Long QT syndrome (LQTS) is a disorder of the heart's electrical system that can cause fast, chaotic heartbeats, called arrhythmias.

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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.

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Relaxation and mental health

Relaxation can have many physical benefits including slowing your heart rate, reducing blood pressure and muscle tension as well as helping you manage stress.

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Hyperthyroidism

Hyperthyroidism (sometimes called thyrotoxicosis) occurs when the thyroid gland is overactive. Learn more about hyperthyroidism, including the common signs and symptoms, and treatment options.

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Breathe

Breathe by ReachOut.com is a free app designed to reduce symptoms of anxiety and stress. It's suitable for all ages and available from the Apple Store.

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Complications of thyroid problems

Thyroid problems can lead to many complications – like heart failure, nerve damage or infertility. Learn about the consequences of not treating these problems.

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Hypothyroidism

Hypothyroidism occurs when the thyroid gland does not make enough thyroid hormone. Learn about the symptoms, how it's diagnosed and treatment options.

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Endocrine glands and their hormones

The hormone system is the way in which one part of the body tells another part of the body to do something important. Find out more about different parts of the hormonal system.

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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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How to start exercising

You don’t have to exercise to the point of collapse to get health benefits. This article shows you how simple it can be to get active.

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Physical activity guidelines for older adults

If you are over 65, you should try to be active every day. Here's how much physical activity you actually need, plus tips on how to stay fit.

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Anger management

Anger can be a good thing since it allows us to express negative emotions - it’s what we actually do when we’re angry that can cause problems. Learn how to control your anger here.

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B12 deficiencies

To maintain optimum health it's important to get enough of the right nutrients. Learn how a vitamin B12 deficiency can affect you.

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Pesticides

Pesticides are used to prevent, destroy, or reduce the spread of pests. It is important that pesticides are only used when necessary, and in accordance with the directions on the label.

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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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G6PD deficiency

G6PD deficiency, sometimes called 'favism', is a genetic disorder that causes red blood cells to break down when exposed to triggers. People with G6PD deficiency can live a healthy life.

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Health and wellbeing apps

Browse our selection of healthcare apps from our trusted information partners.

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Speed

Speed is a drug that can become addictive and lead to health, social and financial problems. Find out about its effects and associated risks.

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Ketamine

Ketamine is a drug used by doctors and vets, however it can be used illegally to get high. Find out more about ketamine effects and the danger of long term abuse.

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Hypothermia

If you are exposed to prolonged cold conditions, whether outdoors or in an unheated house, you may get hypothermia. Learn more about its symptoms and how to prevent it.

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Graves' disease

This condition causes the thyroid gland in the neck to produce too much thyroid hormone, and can eventually lead to goitre and bulging eyes.

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Guillain-Barre syndrome

Guillain-Barre Syndrome is an autoimmune disease that causes weakness, numbness or paralysis. Learn more about its symptoms and diagnosis.

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