Harbin City Hospital ENT clinics increased。
Life News February 21st 16-year-old fourth-year student Zhang Yang (pseudonym) suddenly felt an ear can not hear clearly, and he has been tinnitus for more than a month. On the 18th, he came to the Department of Otorhinolaryngology, the Second Affiliated Hospital of Harbin Medical University, and was diagnosed with moderately induced neurological deafness. And like Zhang Yang, there are many young people who often have tinnitus and hearing loss. The reporter learned from many hospitals such as Harbin Medical University Hospital and Provincial Hospital. At present, the patients with tinnitus and hearing loss are gradually younger in the ENT clinic. Only a teenager. In addition to lack of sleep, mental stress, etc., the cause of hearing loss is the main reason for wearing headphones for a long time.
University investigation report: 30% of college students' hearing impairment
A survey of 3,826 college students in a university found that the use rate of headphones was as high as 99.8%, and the number of people with noise-induced hearing impairment exceeded 1,000, accounting for nearly 30%. The European Union has also issued an investigation report that listening to music with headphones, headphones sound more than 85 decibels, duration of more than 30 minutes, may cause temporary hearing loss. If you listen to music for more than 89 decibels per day for up to an hour, you may lose your hearing permanently for 5 years. According to data released by the World Health Organization (WHO) of the United Nations on the 12th, about 1.1 billion young people (between 12 and 35 years old) are facing an irreversible risk of hearing loss, and the volume of personal audio equipment is too large (for example, Listening to music on mobile phones is an important cause of risk. According to the WHO, about half of the world's young people are using a mobile phone and other devices to listen to music at a higher volume than safe.
Listening to music with headphones, falling asleep, junior high school students have deafness
Near the start of the school, the number of students attending the hospital due to tinnitus and hearing loss has increased significantly. According to Xiao Yuli, director of the Department of Otorhinolaryngology, Second Hospital of Harbin Medical University, more than 20% of the outpatients since this week are large and medium-sized students. Zhang Yang, who came to see the doctor on the 18th, sleeps almost every day after 12 o'clock. Because of the pressure of studying in the fourth grade, he likes to wear headphones to listen to music and sleep before going to bed every day. It is this habit and lack of sleep that leads to his long-term tinnitus. Now, his left ear has symptoms of moderately induced neurological deafness.
Xiao Yuli reminded that if there is tinnitus symptoms, it should be treated as soon as possible. If the continuous tinnitus is not treated in time, it may cause deafness.
The volume is over 80 decibels for one hour and there is a risk of deafness.
Li Lei (pseudonym), a 20-year-old college student, likes to wear headphones every day while walking and running. He also likes to listen to music before going to bed. The total listening time of music is nearly 2 hours per day. This habit has lasted for two years. Recently, he always felt that something was stuffed in his ear. He heard a sound like a film. He went to the ENT department of the Nangang District of the provincial hospital and was diagnosed with neurological deafness.
According to Dr. Liu Xiaohua from the Department of Otolaryngology, Nangang District of the Provincial Hospital, about 20% of outpatients in the outpatient department are college students. The main reason is the excessive use of audio equipment. If you listen to music in a noisy environment for more than 1 hour every day, it may cause deafness for a few months. Mild deafness is not too obvious, and moderate hearing loss is achieved when the ear is hearing impaired. Most of these deafness are neurological deafness, and the long time of hearing loss is irreversible, and it is difficult to recover once hearing loss occurs.
Liu Xiaohua said that the noise on the subway and public transportation is about 60 decibels. Listening to music in this noisy environment, the volume of the headphones should be 60 decibels or more, and some young people like to listen to the best music, the volume will exceed 80 decibels, if continued There is a risk of deafness for more than an hour.
How to protect your hearing from damage?
The doctor recommends that you first reduce the headset usage time; when using the headset, the volume should not exceed 60% of the maximum volume; the time for continuous use of the headset should not exceed 1 hour; after 30-40 minutes of wearing the headset, the ear should be fully rested . Secondly, don't sleep with headphones, the noise damage caused by sleeping is difficult to control, and it may bring physical damage to the ear. The most important thing is not to listen to music in a noisy environment. If you can't hear the volume up to 60% in a noisy environment, then you should take off your headphones.