Mayo Clinic Olmsted Study of Aging (MCSA)


About this study

This study is being done to learn more about normal memory and aging, mild memory and thinking problems, Alzheimer's disease and other forms of dementia. This study will help us determine how often memory problems occur in people in our community, and help to identify factors that may influence changes in memory and thinking skills.

Participation eligibility

Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. There is no guarantee that every individual who qualifies and wants to participate in a trial will be enrolled. Contact the study team to discuss study eligibility and potential participation.

Inclusion Criteria:       

  • Olmsted County residents ages 30+ are eligible to participate.

Exclusion Criteria:      

  • Non-Olmsted County residents are not eligible.

Participating Mayo Clinic locations

Study statuses change often. Please contact the study team for the most up-to-date information regarding possible participation.

Mayo Clinic Location Status Contact

Rochester, Minn.

Mayo Clinic principal investigator

Ronald Petersen, M.D., Ph.D.

Closed-enrolling by invitation

What is this? (?)
Not open to everyone who meets the eligibility criteria, but only those invited to participate by the study team.

Contact information:

Alzheimer’s Disease Research Center

(507) 284-1324

More information


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