Terms and Synonyms Searched:
| Terms | Search Results* | Entire Database** |
|---|---|---|
| Synonyms | ||
| sleep | 8,238 studies | 19,917 studies |
| Sleeping | 826 studies | 2,315 studies |
| sleep problems | 8,041 studies | 8,041 studies |
| Sleep disorder | 4,764 studies | 4,764 studies |
| Dyssomnias | 4,278 studies | 4,278 studies |
| Sleep disturbances | 3,012 studies | 3,012 studies |
| Parasomnias | 958 studies | 958 studies |
| sleeping disorders | 54 studies | 54 studies |
| Sleeping problems | 48 studies | 48 studies |
| Sleep dysfunction | 44 studies | 44 studies |
| Disorder sleep | 9 studies | 9 studies |
| problems | 2,347 studies | 34,696 studies |
| Issue | 334 studies | 8,089 studies |
| -- | No studies found |
| * | Number of studies in the search results containing the term or synonym |
| ** | Number of studies in the entire database containing the term or synonym |