Try our beta test site
IMPORTANT: Listing of a study on this site does not reflect endorsement by the National Institutes of Health. Talk with a trusted healthcare professional before volunteering for a study. Read more...
144 studies found for:    Open Studies | NIA
144 studies found, shown on map.
A similar map is available for all studies in
Click on the map below to show a more detailed map (when available) or search for studies (when map not available).
Map Legend
Region Name   Number of Studies
World   [map]   144  
North America 136  
United States 136   [studies]
Alabama 3   [studies]
Arizona 7   [studies]
Arkansas 1   [studies]
California 24   [studies]
Colorado 1   [studies]
Connecticut 9   [studies]
District of Columbia 4   [studies]
Florida 15   [studies]
Georgia 9   [studies]
Illinois 14   [studies]
Indiana 5   [studies]
Iowa 3   [studies]
Kansas 6   [studies]
Kentucky 4   [studies]
Maryland 22   [studies]
Massachusetts 17   [studies]
Michigan 8   [studies]
Minnesota 7   [studies]
Missouri 9   [studies]
Nevada 2   [studies]
New Hampshire 5   [studies]
New Jersey 1   [studies]
New Mexico 2   [studies]
New York 29   [studies]
North Carolina 20   [studies]
Ohio 10   [studies]
Oklahoma 2   [studies]
Oregon 4   [studies]
Pennsylvania 21   [studies]
Rhode Island 5   [studies]
South Carolina 3   [studies]
Tennessee 5   [studies]
Texas 12   [studies]
Utah 1   [studies]
Vermont 1   [studies]
Virginia 1   [studies]
Washington 2   [studies]
Wisconsin 6   [studies]

Click on a [map] link to show a map of that region.

Click on a [studies] link to search within your current results for studies in that region. Use the back button to return to this list and try another region.

Studies with no locations are not included in the counts or on the map.

Studies with multiple locations are included in each region containing locations.