Noise is everywhere, but how loud does it need to be to cause harm? While many people know that loud noise can hurt their ears, they don’t know how loud is too loud or how long they can listen before it becomes harmful. Noise around 85 decibels (dBA) – which is loud enough that you must raise your voice to be heard by someone three feet away (arm’s length) – can damage your hearing after repeated exposures lasting 8 hours or more. Equipment, like printing presses and lawn mowers, and activities like vacuuming, or using earbuds or headphones with the
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