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First of all, what is noise?
By definition, noise is a mostly unpleasant, distracting or even painful sound. It can be constant or sudden, it can have a high or low frequency, and in some cases, it may even be dangerous to our health.
Noise and its volume is measured in decibels (dB).
This image shows how many decibels can be generated in various envi
So how does that relate to us?
0-35dB - harmless, can be irritating
36-75dB - may cause tiredness
76-85dB - if constant, decreases work efficiency, causes headaches and weakens hearing
86-135dB- significantly damages hearing, can lead to imbalance and disorder of the nervous and circulatory systems.
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