| ID: | 2225 | 
| Title: | Hearing impairment - Wikipedia, the free encyclopedia | 
| URL: | http://en.wikipedia.org | 
| Category: | Disabilities | 
| Description: | A hearing impairment or deafness is a full or partial decrease in the ability to   detect or understand sounds. Caused by a wide range of biological and ... | 
| Meta Keywords: | hearing impairment - wikipedia,the free encyclopedia,disabilities | 
| Meta Description: | A hearing impairment or deafness is a full or partial decrease in the ability to   detect or understand sounds. Caused by a wide range of biological and ... | 
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