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Tinnitus (ringing, buzzing or hissing in the ears) that occurs for only a short time after exposure to high noise levels is an early warning sign that your hearing is at risk and you may have suffered some permanent loss of hearing acuity.
Noise pollution can cause both short-term and long-term health problems. Traffic noise and excessive sound levels can disturb sleep, cause cardiovascular and psychophysiological effects, reduce performance, and provoke negative responses and changes in social behavior.