"For many people with dementia, the first sign that something’s wrong is a change in how they speak. They might struggle to find a word, repeat themselves, or stumble and hesitate. For those who know more than one language, like my dad did, the picture can be even more complicated." In Radio 4's Lost for Words, David Shariatmadari explores the science of language, dementia and ageing as he reflects on his own father’s experience. https://www.bbc.co.uk/programmes/articles/xCg43nmYHPRgFTM4hj7t7m/lost-for-words-what-happens-to-language-in-the-onset-of-dementia