New studies show that a bacterial molecule, peptidoglycan, is present in the brain and fluctuates with sleep patterns. This ...

Bacterial fragments called peptidoglycans may influence daily sleep patterns and also affect the brain health cycle strongly.

Elizabeth Cooney is a cardiovascular disease reporter at STAT, covering heart, stroke, and metabolic conditions. You can reach Liz on Signal at LizC.22. It starts with the ticks. These bugs infect ...