Deaf people mostly have profound hearing loss, which implies very little or no hearing. They can benefit from cochlear implants. Some of them use sign language for communication. Although these factors can be encountered at different periods across the life span, individuals are most susceptible to their effects during critical periods in life.

2023年4月11日 · Hearing impairment, deafness, or hearing loss refers to the total or partial inability to hear sounds. There are many causes and types of deafness. A patient with a mild hearing...

Deafblind people communicate in many different ways as determined by the nature of their condition, the age of onset, and what resources are available to them. For example, someone who grew up deaf and experienced vision loss later in life is likely to use a sign language (in a visually modified or tactile form).

2020年11月2日 · A general deafness definition is a condition of extreme hearing loss. Deaf people have very little hearing or no hearing at all. ASHA (American Speech-Language-Hearing Association) defines profound hearing loss as only being able to hear sounds greater than 90 decibels. This is about the sound level of a passing motorcycle, subway, or gas mower.

2023年10月16日 · Sudden sensorineural hearing loss (SSHL) is the rapid loss of hearing either at once or over several days. Some people don't go to a healthcare provider right away because they attribute their hearing loss to earwax in the ear canal, a sinus infection, or allergies.

DEAF翻译：耳聋的，听不见的，失聪的, 不愿听的；充耳不闻的。 了解更多。

Hearing loss is the most common sensory deficit worldwide. It affects ∼5% of the world population, impacts people of all ages, and exacts a significant personal and societal cost. This review presents epidemiological data on hearing loss.

2024年2月26日 · Being deaf or hard of hearing friendly is crucial to fostering inclusivity and ensuring effective communication with individuals who are deaf or hard of hearing. It promotes a supportive environment that allows everyone to participate fully in social activities.

It is estimated that there are more than 28 million Americans who are deaf or hard of hearing. Hearing loss is the reduced ability to hear sound and may develop for various reasons. An individual may have a congenital loss from childhood or …

Hearing Loss – Four Levels of Severity: Mild, Moderate, Severe, and Profound. According to the World Health Organization, deafness is classified as profound hearing loss. Prevalence: 0.35% of people are born with or acquire profound hearing loss. Possible Causes: Examples: sound repertoires, pitch, and tongue positioning.