Sleep extension improves fasting insulin sensitivity in healthy adults who are chronically sleep restricted, according to a study in the May issue of SLEEP. Participants were instructed to increase their time in bed by one hour per day for 6 weeks. According to the authors, sleep extension is a simple, low-cost intervention that can have a beneficial impact on glucose metabolism.

Read the study in the journal SLEEP: Beneficial Impact of Sleep Extension on Fasting Insulin Sensitivity in Adults with Habitual Sleep Restriction