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Bronchiolitis is a common lung infection caused by a virus. Read on to learn how to recognize and treat this condition.

Cold sores

Cold sores are small blisters that appear on or around the lips. Find out more about the symptoms and causes of cold sores and how to prevent them.


Croup is a viral infection that can lead to noisy breathing, a hoarse voice or a barking cough. Learn how to treat croup and when to call 911.

Crohn’s disease

November is Crohn’s and Colitis Awareness Month. Discover how Crohn’s causes inflammation in the gastrointestinal tract and what treatments are available.

Pneumonia: Discover how it differs from other chest infections and how it is treated.

Managing osteoporosis in a child: Learn how to minimize the risk of fractures.

Reducing vaccination pain: Learn how to help your child cope with injections.

How to give your child liquid medicines: A step-by-step guide from experts at SickKids.

All about pain: Help your child learn to manage their pain with this interactive feature.

How the Body Works:


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