June 7, 2012 -- Drinking three cups of coffee per day may help turn the tide against Alzheimer's disease among older adults who are already showing signs of memory problems, a new study shows.
According to the findings, people older than 65 who had higher blood levels of caffeine developed Alzheimer's disease two to four years later than their counterparts with lower caffeine levels. The findings will appear in the Journal of Alzheimer's Disease.
Alzheimer's disease is the most common type of dementia. Symptoms include serious memory loss, confusion, and mood changes that develop gradually and worsen with time.
The new study included 124 people aged 65 to 88 who had mild cognitive impairment, which is the medical term for mild memory loss. About 15% of people with MCI develop full-blown Alzheimer's disease each year. .................(more)