Làm khô tai sau khi bơi. Hạn chế sử dụng tăm bông làm sạch tai. Tránh sử dụng nút tai hay bông gòn khi tai bạn đang bị nước đọng.

I'm interested in that, but I only have a few mins. Can you give me at most the first 500 characters of a detailed explanation in English about that?
After you get in the water, whether you're swimming in the ocean or a pool or just taking a bath or a shower, you should be attentive to keeping your ears dry. Wipe the water off the outside of your ears with a clean cloth, and pat the area closer to your ear canal dry, too. Make sure to tilt your head to one side or another to shake out any of the excess water in your ears. It's true that some people are more prone to getting water stuck in their ears than others, since a lot of it depends on t