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A new study shows that 1 billion young people are at risk for hearing loss（损失）. Because music, movies, phones and concerts have a influence on it. It's common for young people to listen to something too loud for a long time. Maybe it's time to turn the volume（音量）.
The World Health Organization（WHO）says that millions of people around the have serious hearing loss, especially young people. Because they overuse listening devices （设备）. For example, too much use of earphones among them increases hearing loss. It may to tinnitus （耳鸣）for a while or long time. Besides, they often visit with loud music. It is reported that there are about 0. 67 to 1. 35 billion young people joining in unsafe listening activities, they are also at risk for listening loss. The earlier they are in noise environment, the more they will have hearing problems.
As hearing loss is becoming worse and worse, hearing and understanding others is getting more difficult. What should you do? To prevent hearing loss, you'd better the advice：
Keep the volume at a safe level.
Reduce the time of earphones.
staying in loud spaces for a long time.
Increase the distance between you and the source of the noise.
