Noise-canceling headphones can reduce the hearing damage caused by noise to a certain extent, but they cannot be completely avoided. With the continuous development of urban industrialization, noise pollution filled with all aspects of our lives. Work demand and the requirements of the quality of life, noise-canceling headphones have been accepted by more and more people, the current market noise-canceling headphones are mainly divided into active noise-canceling headphones and passive noise-canceling headphones. Passive noise-canceling headphones usually use physical isolation or a special structure on the headset to reduce or attenuate the sound waves or sound wave intensity into the ear canal, commonly found in in-ear earplugs, full-cover headphones and so on. Due to the design is too tight, long-term wear although can be a certain degree of noise reduction, but will lead to ear swelling and discomfort. Active noise-canceling headphones are through the headphones have a specialized noise-canceling line inside to input a kind of sound wave that counteracts the noise. However, if the design is not perfect, it can lead to noise superposition, which not only fails to reduce the noise, but also has a more detrimental effect on hearing due to the addition of extra noise. In addition, when wearing these headphones in a noisy place, the wearer may hear the slightest current sound due to the system’s inability to effectively and timely determine the fast-changing noise frequency, which will also have a certain impact on hearing. Therefore, no matter what kind of noise-canceling headphones, can not completely avoid the occurrence of hearing damage. But if the work or life needs, choose the right noise-canceling headphones can still have a certain protective effect on hearing. It is recommended that when using them, it is important not to wear them for too long; adults should not wear them for more than 3-4 hours per day, and teenagers should not wear them for more than 1-2 hours per day. If the environment around you is noisy, try not to use active noise-canceling headphones. Reasonable selection and wear noise-canceling headphones to avoid secondary damage to the auditory nerve.