The surprising relationship between your microbiome and sleeping well By Alison George We have long known that our microbiome has a powerful influence on our health, and new research is revealing that this extends to our sleep, too. But it is a complex, two-way relationship. “The microbiome is influencing sleep, and sleep is influencing the microbiome,” says Elizabeth Holzhausen at the University of Colorado Boulder. The good news is that there are ways we can intervene. At first glance, the link between your stomach and sleeping patterns might not be obvious, but a growing number of studies are shedding light on the impact they have on each other. … What’s more, changes in the composition of the gut microbiome are associated with several sleep conditions.