Dehydration

Dehydration occurs when you don't have enough fluids in your body. If severe, dehydration can cause serious problems. Learn how to spot the symptoms.

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Hydration tips for children

Children are sometimes at risk of dehydration, especially in hot weather and when exercising. These tips will help keep them safe and healthy.

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Cholera

Cholera is an illness that gives you severe diarrhoea and dehydration. It is most likely to be found in parts of the world with poor water and sanitary services.

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Drinking water and your health

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

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Vomiting

Vomiting in adults is usually not a sign of anything serious and tends to only last one or two days. Learn the causes and when to seek medical advice.

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Gastroenteritis

Gastroenteritis (gastro) is an infection of the gut that can cause diarrhoea and vomiting. Learn here about the symptoms and how to treat them.

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Symptoms of serious illness in babies and children

If your child has a serious illness, it’s important to get medical attention quickly. Learn how to recognise the symptoms and what to do.

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Water and your health — infographic

If your body doesn’t have enough water (dehydration), it won’t function well. This infographic shows why drinking plenty of water daily is essential.

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Calf pain

Calf pain is often caused by a muscle strain or cramps due to exercise, dehydration or mineral deficiency. But it can be a symptom of something more serious.

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Hangover ‘cures’

While there are no cures for a hangover, here are tips for avoiding one and for easing the symptoms if you have them.

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Hand, foot and mouth disease treatment

There is no treatment to kill the coxsackievirus that causes hand, foot and mouth disease. The symptoms usually clear up in 7 to 10 days.

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Diabetic ketoacidosis

Information about diabetic ketoacidosis, a condition caused when you have a high blood sugar level, and not enough insulin in your body to break it down to use for energy .

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How to handle a heatwave

Heatwaves can be life threatening, with some groups more at risk than others. Here’s what you need to know about heat-related illness such as heatstroke.

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Diarrhoea and vomiting in children

Learn more about the causes of diarrhoea and vomiting in children, and use these handy tips to help alleviate the symptoms.

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Bowel infections

Bowel infections (gastrointestinal infections) can affect anyone. Learn about the causes, symptoms, treatment and prevention of different bowel infections.

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Headaches

Headache is a common health complaint, but most headaches are easily treated. Learn about the different types of headaches and pain-relief options.

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Diet and mental health

Here are 7 tips on how to eat well and develop healthy eating habits, whether that’s to keep yourself feeling good, or to help with mental health issues you are facing.

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Salmonella

Salmonella is a gastrointestinal illness with fever, diarrhoea and vomiting as its main symptoms. Learn more about the causes of salmonella as well as its symptoms and treatments.

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Diarrhoea

Diarrhoea may last for just a few days, or it might be a sign of something more serious. Find out here about causes, symptoms, diagnosis and treatments.

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When it comes to sports supplements, play it safe

Inspired by the Commonwealth Games? Great! But if you want to boost your fitness with sports supplements, use caution: some can be dangerous or ineffective.

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Low blood pressure (hypotension)

Although low blood pressure (hypotension) is better than high, it could signal an underlying condition. Consult your doctor if you have hypotension.

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Morning sickness

Morning sickness or nausea (with or without vomiting) is a common symptom of early pregnancy and is caused by changes in hormones.

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Shigella (shigellosis)

Shigella infection is an infection of the gut that usually causes diarrhoea. You can become infected through contaminated food or water. Find out about symptoms, diagnosis and treatment by reading our page on shigella.

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Dizziness

Have you felt light-headed, unsteady or weak recently? Read on for helpful advice about 'dizzy spells', causes of dizziness and what to do when feeling faint.

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Lightheadedness

Lightheadedness is common in older adults and usually improves if you drink some water and lie down. But it can also be a symptom of something more serious.

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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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Heatstroke

Heatstroke is a life-threatening condition where the body overheats. Learn what to do if you develop heatstroke and how you can avoid it happening.

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Nausea

Nausea is the feeling you get when you think you will vomit. It's not usually a sign of anything serious, and you can take steps to make yourself feel better.

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Urine colour chart

It's important to drink plenty of water every day to stay healthy. Use this urine colour chart to assess how hydrated you are.

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Hand, foot and mouth disease symptoms

How to look for the signs and symptoms of hand, foot and mouth disease, as well as a more serious infection.

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