One in a hundred people suffer from Tourette's Syndrome, a neurological condition which causes physical and verbal tics.
Wales This Week has spent time with 17-year-old Joe Holloway, from Denbigh. His Tourette's has affected his family, his schooling and his life. He wants people to better understand how his condition affects his behaviour.
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A video obtained by ITV Wales shows a man being detained on a residential street in Newport following a counter-terrorism raid in the city.
A 25-year-old man has been arrested in Newport, South Wales, in connection with the Parsons Green terror attack, Scotland Yard said.
Tata Steel and Thyssen Krupp will formally announce the merger of their European steel operations on Wednesday, ITV News understands.