A recent study explored whether having trouble sleeping (insomnia) is connected to thinking problems in people with bipolar disorder. The research included 170 adults who were being treated as outpatients for bipolar disorder. About 62% of the participants were women.
The study was observational, meaning researchers looked at existing patterns rather than testing a specific treatment. The abstract for this study does not share what the researchers actually found about the link between insomnia and cognitive functioning. We don't know if people with worse insomnia had more thinking problems, or if there was no connection.
Because the results are not reported in the available abstract, readers should be aware that this study cannot tell us anything yet about how sleep affects thinking in bipolar disorder. Observational studies like this one can show connections but cannot prove that one thing causes another. More complete research would be needed to understand this relationship.