Their latest findings show 1 in 6 women over the age of 60 will get the disease, while only 1 in 11 men will get it.
Kathleen Cody is the Director of Oregon's Alzheimer's Assocation.
"The initial research and we're going to be doing much more -- looks at the brains of women and for some reason we are more susceptible to plaque build up. It seems to be inherent in the make up of women. It's not an age related difference."
Women account for almost two thirds of Americans with the disease -- and also account for 60 percent of the caregivers for people with dementia.