The news that film star Bruce Willis has retired from acting due to aphasia has shone a spotlight on the poorly understood communication disorder
A file photo of laughing yoga therapy run by instructor Helen Fong (right) at InteRACT, an intensive, adult aphasia program with speech and language therapy. Laughing yoga is induced, voluntary laughter believed to have therapeutic benefits for mind and body after prolonged, stressful situations. (Credit: Linda Davidson / The Washington Post via Getty Images)