Professor Susan Greenfield, a leader in the study of degenerative brain diseases, believes that our screen habits could be doing damage, but is her warning based on sound science? Show more
Discover 11,128,835 listings and 279,524 playable programmes from the BBC
Professor Susan Greenfield, a leader in the study of degenerative brain diseases, believes that our screen habits could be doing damage, but is her warning based on sound science? Show more