Diuretic medicines

Find out what diuretic medicines ('fluid tablets') are used for, how they work, the most common diuretics, and how to manage side effects.

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Blood pressure medicines

Blood pressure medicines ('antihypertensives'), such as ACE inhibitors, calcium channel blockers and diuretics help manage high blood pressure.

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Drugs in sport

Using drugs to give your performance an edge can also affect your health. Learn more about what damage drugs can do to your health.

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Angiotensin converting enzyme (ACE) inhibitors and angiotensin receptor blockers (ARBs)

ACE inhibitors and ARBs are commonly taken for hypertension. They work by relaxing your blood vessels. You shouldn’t take ACE inhibitors and ARBs together.

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Bulimia nervosa

Bulimia nervosa is a serious eating disorder and complex mental health condition. Find out more about the causes, symptoms and treatments for bulimia.

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Potassium deficiency

Potassium deficiency can affect your body, including your muscles and cause cardiovascular symptoms. Read about the causes of potassium deficiency.

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Dehydration

Dehydration occurs when your body doesn't get enough fluids. If you are severely dehydrated, this can cause problems. Learn about dehydration signs.

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Calcium blood test

A calcium test indicates how much calcium is in your blood. Find out how this test helps doctors diagnose, monitor or treat your illness.

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Potassium and your health

Potassium is a mineral that your body needs so that your nerves and muscles function well. Read more about potassium and its impact on your health.

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Foods high in potassium

You need potassium in your diet so that your nerves and muscles function properly. Learn about which foods are good sources of potassium.

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Anorexia nervosa

Anorexia nervosa is a serious mental illness and an eating disorder: It is not a choice. Find out more about the symptoms and treatment of anorexia.

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Magnesium blood test

A magnesium blood test checks your magnesium levels. Find out how to prepare for a magnesium blood test and what your results may mean.

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Magnesium deficiency

Magnesium deficiency is when your body doesn't get all the magnesium it needs. Read more about magnesium deficiency symptoms, diagnosis and causes.

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Foods high in magnesium

Magnesium is a mineral essential for healthy muscles, nerves, bones and blood sugar levels. Find out which foods are high in magnesium.

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Mitral valve surgery

Mitral valve disease can cause pain, shortness of breath and eventually death. Mitral valve surgery can relieve your pain, improve your breathing and energy levels, and may help you to live longer.

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Fluid retention

Fluid retention (oedema) is when you have a build-up of fluid in your body. Find out about the causes, symptoms and treatments for fluid retention.

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Hydration tips for children

Children are sometimes at risk of dehydration, especially in hot weather and when exercising. Read about how to keep them safe and healthy.

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Endocrine glands and their hormones

Find out more about the endocrine glands and hormones in your body, such as the pituitary gland, thyroid gland and adrenal glands.

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Nephrotic syndrome

Nephrotic syndrome isn't a specific disease, but a set of problems from damaged kidneys. Learn about the condition, including symptoms and treatment.

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Dry mouth syndrome

Dry mouth syndrome is when you don't produce enough saliva. For some, it's annoying; others find it affects the health of their teeth and gums.

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Coronary angiogram

A coronary angiogram is an x-ray used to see whether a person has a certain type of heart disease. See here how the procedure is carried out.

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Oral thrush

Oral thrush (oral candidiasis) is an infection of the mouth caused by a yeast fungus. Learn about symptoms, treatment and how to prevent infection.

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Pulmonary hypertension

Pulmonary hypertension is a serious condition causing high blood pressure in pulmonary arteries of your lungs. It needs specialist care.

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Runny nose

Runny nose, also called rhinorrhoea, can be caused by things like allergies, colds and flu. Learn how to treat and prevent a runny nose.

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Magnesium and your health

Magnesium is a nutrient essential for healthy muscles, nerves, bones and blood sugar levels. Read about the benefits of getting enough magnesium.

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Foods high in iodine

Foods high in iodine include seafood, dairy food and packaged bread. Learn more about iodine and how to get enough iodine in your diet.

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Meniere's disease

Meniere's disease is a disorder of the ear that causes hearing and balance problems. There's no cure, but the symptoms can be managed.

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Drinking water and your health

Drinking plenty of water daily is essential for good health and hydration. Find out more about why your body needs water to function.

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Heart failure

Heart failure is when your heart cannot pump enough blood. Read about the symptoms, causes, diagnosis and treatments for heart failure.

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High blood pressure and how to lower it

You can lower your blood pressure with lifestyle changes and medicines. Get tips on controlling your blood pressure if you have hypertension.

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