Immune system
Your body's immune system is designed to protect you from, or get rid of, infection. Learn more about how the immune system works.
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Autoimmune conditions
Autoimmune diseases strike when the immune system attacks healthy cells in the body. Read about the causes, symptoms and treatment options.
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Allergies
Information about allergy types, as well as allergy testing, anaphylaxis, antihistamines and common related conditions such as asthma and hay fever.
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Connective tissue diseases
Connective tissue diseases can affect many different areas of the body and the immune system, caused by single gene mutations or inflammation. Learn more here.
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A guide to hay fever
Hay fever, or allergic rhinitis, can be triggered by dust, grass and pollen. Learn about antihistamine medicines and other ways to manage symptoms, plus find out when an allergy test might be a good idea.
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Anaphylaxis
Anaphylaxis is a severe allergic reaction and can be fatal. Explore triggers, symptoms, treatment and what to do in an emergency.
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Raynaud's phenomenon
Read about Raynaud's phenomenon, where parts of your body (often the fingers) change colour and feel numb and cool when you get cold or stressed.
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Insect stings - infographic
Explore this infographic to learn about the insects that can cause infections and allergic reactions, the symptoms and treatments you should be aware of and tips to prevent stings.
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Insect bites - infographic
Explore this infographic to learn about the insects that can cause infections and allergic reactions, the symptoms and treatments you should be aware of and tips to prevent bites.
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Perfume stinks: how fragrances can affect your health
Fragrances and fragranced products cause health problems, such as asthma and headaches, in 1 in 3 people. Find out what you can do if you experience symptoms.
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