Many studies around the world show that people who live or work in a noisy environment have a high risk of cardiovascular diseases such as coronary heart disease, myocardial infarction, stroke, hypertension, .. Why does noise affect heart disease and how specifically does noise affect the cardiovascular system?

Humans develop language through listening and hearing is the basis for building social-emotional skills, cognitive skills, and then reading comprehension and academic skills.

Hearing plays a vital role in a person’s social and emotional development. Audiometry helps detect early signs of hearing loss so that treatment can be initiated and the health effects of hearing loss can be minimized.

Hearing is a part of us from birth, but not everyone understands sound, how the auditory system works, and the causes of hearing loss.