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Articles on Swimming

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

Can you cry underwater?

An ophthalmologist explains how important tears are to keeping your eyes feeling good and working well – whether you’re on dry land or swimming in a body of water.
The gap between breaking waves in North Carolina indicates a rip current flowing away from shore. National Weather Service

Rip currents are dangerous for swimmers but also ecologically important – here’s how scientists are working to understand these ‘rivers of the sea’

Rip currents are a leading cause of near-shore drownings, but there are effective ways to survive one. And these phenomena also play important ecological roles that are an emerging research area.

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