Covering the mouth for people with hearing problems is still a big barrier to understanding others.
 At least 5% of the world's people are hearing impaired, and lip reading and paying attention to facial expressions are very important in communicating with these people, even when using sign language.

But by using innovative solutions such as transparent masks, hearing aids, digital technologies, education and public awareness, it is possible to help improve the conditions and increase the communication capabilities of these people 🎭