20% of patients with tinnitus and hearing loss are middle and high school students.

Noisy environment around hidden health killer In daily life, all kinds of sounds are everywhere, beautiful sounds make people feel comfortable, but the noise is not so good, noisy voices, roaring of the engine, sound from the machine lathe, sound of decoration and drilling... ...these sounds not only make our hearings badly irritated, but also affect our mood and emotions. This is noise.