VITAMIN D UPDATE: Vitamin D deficiency directly linked to dementia. “In some populations as much as 17% of dementia cases might be prevented by increasing everyone to normal levels of vitamin D (50 nmol/L).”

I think it’s P.D. Mangan who prescribes “sun, steak, and steel:” Eat a steak, get some sun, and lift some weights to be healthy. Good advice, anyway.