MTA train noise is much worse for our health than we knew: study
There's no ignoring that screeching sound or the damage it could be doing to your ears every time you hear it. "It's one of those things you don't realize until it's too late," said Dr. Christopher Hertget. Audiologist, Dr. Hertget recently put the subways to the test. Of the sample he took, Union Square 4, 5, and 6 trains sounds hit a whopping 102 decibels.