AirPods/take off your headphones to signal to the other party, 'I'm all here!'" Especially in situations like a store checkout, it's a basic kindness to remove your headphones (or end your phone ...

If you're not done jamming after an hour, make sure you take off the headphones and keep the volume low. That way, you can keep your ears through your golden years. For WebMD, I'm Dr. Michael Smith.

There are two forms of noise cancellation that headphones can take advantage of: passive and active. In passive noise cancellation, sound is prevented from entering your ears using physical ...