Try our beta test site
6463 studies found for:    sleep
6463 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 6463  
Africa   [map]   69  
Central America   [map]   57  
East Asia   [map]   463  
Japan 85   [studies]
Europe   [map]   1841  
Middle East   [map]   182  
North America 3303  
Canada   [map]   434   [studies]
Mexico 61   [studies]
United States   [map]   3002   [studies]
North Asia   [map]   92  
Pacifica   [map]   136  
South America   [map]   245  
South Asia   [map]   63  
Southeast Asia   [map]   77  

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.