Weekly curry 'may fight dementia'

Now and then there is an article that is good news. it would appear that 

The key ingredient is curcumin, a component of the spice turmeric.

Curcumin appears to prevent the spread of amyloid protein plaques - thought to cause dementia - in the brain.

It's nice to find some food based story that isn't a scare. Particularly as it's curry.