你的听力还好吗？10个关键问题自查

Group 1: Global Hearing Loss Statistics - The World Health Organization reports that one in five people globally has hearing loss, affecting over 1.5 billion individuals [1] Group 2: Newborn Hearing Screening and Genetic Testing - According to the Maternal and Child Health Law of the People's Republic of China, newborns must undergo hearing screening within 48 to 72 hours after birth in qualified areas [2] - Newborn hearing screening is a non-invasive test conducted during natural sleep or quiet state to detect hearing impairments [2] - Genetic testing for hearing loss is performed by collecting heel blood after 72 hours of birth, allowing for early diagnosis and intervention for high-risk individuals [2] Group 3: Hearing Aid Selection - Individuals with hearing impairments should first undergo a detailed ear examination and hearing test at a reputable hospital to determine the nature and degree of hearing loss [3] - Consultation with a qualified hearing aid dispenser is essential for personalized fitting and optimal performance of hearing aids [3] - Hearing aids must be tailored to the individual's specific hearing needs for maximum effectiveness [3] Group 4: Types of Hearing Aids - Most hearing aids on the market utilize digital signal processing technology, with different styles suited for various demographics [4] - Behind-the-ear and custom in-ear hearing aids are air conduction devices suitable for most hearing loss cases, particularly for elderly patients [4] - Bone conduction hearing aids transmit sound through the skull to the inner ear, suitable for patients with conditions like congenital ear canal closure or chronic otitis media [4] Group 5: Misconceptions About Hearing Loss - It is a misconception that hearing loss in the elderly is normal; approximately 60% of individuals over 65 experience hearing decline, which can lead to cognitive impairments [5] - Not all elderly individuals will experience hearing loss, as factors like personal discipline, genetics, diet, and lifestyle play significant roles [5]