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Ankle sprain

How do you get an ankle sprain? Watch this video and find out.


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An asthma attack

In an asthma attack, inflamed and swollen airways make breathing difficult.

Epinephrine and exercise

This animation shows the release of epinephrine and its effect of the heart.

Can saline irrigation help nasal allergies?

In a recent survey, almost 90% of family physicians recommended nasal saline irrigation for sinus and nasal symptoms.

The epidural block administration

Understand this anesthesia for labor and birth.

How to use a dry powder disk inhaler

Watch this video to learn how to use a dry powder disk inhaler.

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