Anxiety, we all feel it. But why? It protects us from danger, but it can also become a problem. CBC Kids News contributor Isabelle MacNeil explains what anxiety is, with help from child psychologist Dr. Amy Gajaria. Find out why anxiety makes your heart beat faster, and why your body responds similarly to crossing a busy street as it does to encountering a bear in the woods.

From the Curio.ca streaming audio-visual collection.