Human hearing is one sense that does not correct itself adequately after damage. Prolonged exposure to high levels of noise – especially within a certain frequency range – can cause irreparable ...

In Decibels: Use with caution, I reviewed the concept of decibels as a ratio of two powers (and sometimes voltages). Decibels are also used to indicate absolute power and voltage levels by specifying ...

The Health and Safety Commission put together an Info sheet for understanding how sound works. I think it is very handy to know how dBs add up when you are trying to build a quite (quiter) system.

iPhone and Apple Watch include a wide range of valuable health features and a couple of them that don’t get much attention include measuring ambient and headphone noise levels. Read along for a look ...

Getting medical staff to adopt some simple measures on three hospital wards reduced noise levels by just under 20 percent -- from 96.48 decibels to 77.52 decibels. Hospitals can be very noisy places.

One of the most difficult-to-understand terms for newcomers (and even experienced enthusiasts) in audio and sound reproduction is the decibel, partly because it’s a measure of relative intensity or ...

Q. I’m worried about my hearing because I played in a rock band when I was a kid. How dangerous is the sound level on the bandstand? A: Sound volume is measured in decibels (dB). You risk hearing loss ...

There was a thread some time ago (like a few months) with linkage to a site where they had wav-files on different fans.. Damn nice site where you could listen to the differences between fans.. Can't ...

Patients often complain that getting a good night's sleep or a bit of peace and quiet in hospital can be difficult. But a study published in the December issue of the Journal of Clinical Nursing has ...