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Can you cry underwater?

Written by Geoffrey Bradford, Professor of Pediatrics and Ophthalmology, West Virginia University

Tears prevent your eyes from drying out and protect them from irritation and infection. Vizerskaya/E+ via Getty Images

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to curiouskidsus@theconversation.com.

Can you cry underwater? – Rosie, age 17, Bedford, New Hampshire

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