Noise exposure is the main cause of preventable hearing loss worldwide. It now accounts for more than a third of all cases of hearing loss in developed countries – and construction professionals are particularly at risk.
by Stephen Surtees
A study published recently in The Lancet revealed that living in a noisy city increases your risk of hearing damage by 64%.
Noise is measured in decibels (dB). Zero decibels is almost complete silence. It is the quietest thing someone with healthy hearing can hear above absolute silence (which is -9dB). A typical conversation is around 60dB, and anything you need to raise your voice to be heard over is probably above 87dB. Prolonged…