Aphasia is a communication disorder affecting over

1,000,000 Americans

In 2020, yearly number of aphasia cases will

double to 180,000

Learn about Aphasia

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Aphasia is an acquired communication disorder that impairs a person's ability to process language, but does not affect intelligence. Aphasia impairs the ability to speak and understand others.

find support

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Search our comprehensive aphasia-focused directory for support groups, aphasia centers and programs, as well as speech language professionals near you.

give support

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The National Aphasia Association has been providing information and support to people with aphasia and their caregivers for over twenty-five years. And we couldn't do it without the generous support of our donors. Please consider making a donation today!

aphasia stories

  • shaping_articulators
  • Shaping the lips, placing the tongue, positioning the jaw – how we produce the right speech sounds

  • +-*February 5, 2016 An article that came out in The Atlantic last week described a curious phenomenon called “foreign accent syndrome”. This is a condition that occurs due to brain injury and as a consequence people who are, say, native English speakers and never knew how to speak another language, start speaking with a French or German or […]

  • grammar
  • The brain’s implicit knowledge of grammar is important for understanding spoken language

  • +-*In certain types of aphasia such as Broca’s aphasia, also known as non-fluent aphasia, many people have problems constructing sentences that are grammatically correct or understanding other people’s speech because they don’t grasp the syntactic structure of their sentences. They may understand the meaning of the individual words in the sentence, just not their relationship, which […]

  • A memorial service for Harvey N. Alter, former NAA president

  • +-*January 12, 2016 Harvey N. Alter, a former President of the National Aphasia Association and, more recently, the President of the International Aphasia Movement, passed away on November 25, 2015. A memorial service is planned for Saturday, January 16, 2016 at St. Luke’s in the Field, Manhattan. All are welcome to attend and many people from the aphasia community are […]