A victim is sometimes unaware of the fact that he is losing his sense of hearing. Temporary hearing loss occurs when exposed to a specific sound. This may be for a period of 24 hours. After this the victim regains his ability to hear. Non auditory effects The non-auditory effects are many and affect all of us.
Noise interferes with speech communication.
Noise between 300-500 Hz range interferes with speech communication. Some people have a greater tolerance for noise and some have less. Neurotic people are more sensitive to noise. A number of temporary physiological changes occur due to noise exposure. There is an increase in blood pressure.