https://quieton.com/noise-cancelling-earbuds/

Studies have shown that constant background noise is one of the most significant factors in stressing us out in the first place. Read into the subject more thoroughly here.
Before tossing the air con out the window or snapping your work mate’s pen in two, you might want to consider calling maintenance and asking nicely. If that doesn’t help, there are other remedies. No matter if your concentration is bugged by apparent noise disturbances or you’re exposed to more subtle yet constant background noise, the question is whether a noise management solution is for you and if so, what kind?