大象传媒

Robin Williams' widow, Susan Schneider said the actor had been suffering from dementia with Lewy bodies when he took his life last August. This form of the disease affects under 15% of people diagnosed with dementia. Dr Simon Ridley from Alzheimer's Research UK explains LBD.

(Photo: Actor Robin Williams with his wife, Susan Schneider in 2009. Credit: Reuters/Fred Prouser.)