幽默感漸失 可能有老年失智症之先兆

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諷刺文的好玩，卻對瞎鬧的戲傻笑，可能有老年失智症之先兆。

If you stop finding satire funny but start laughing at slapstick it could be an early warning sign of dementia. A look at the new study in to the disease...

Why a shift in your sense of humour may be a sign of dementia.

4 minutes

BBC.IN