Alzheimer's disease & dementia

Link between vitamin D and dementia risk confirmed

Vitamin D deficiency is associated with a substantially increased risk of dementia and Alzheimer's disease in older people, according to the most robust study of its kind ever conducted.

Health

Second-hand smoke linked to cognitive impairment

The research, published today in the British Medical Journal, highlighted a 44% increase in risk of cognitive impairment when exposed to high levels of second-hand smoke.

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