mouthwash

Even brushing your teeth twice a day doesn't fix bad breath; the doctor offers a solution.

Báo Thanh niên

13/09/2025

Changes in saliva: Signs of health conditions

Báo Tuổi Trẻ

11/11/2024

Take this quiz to find out if you're using mouthwash correctly.

VnExpress

17/02/2024

How to gargle with salt water to prevent sore throat.

Báo Thanh niên

16/10/2023

What was it about "cleaning the dragon's hole" for the emperor that the palace maids vied so fiercely for?

VTC News

01/08/2023

Is it advisable to mix salt water and gargle?

VnExpress

19/06/2023