In mice, jerky eye movements in the REM phase of sleep correlate with recordings of brain activity in cells that track head orientation
Mind 25 August 2022
By Clare Wilson
Eye movements in sleeping mice reflect what has happening in their dreams
Vittoria / Alamy
Have you ever wondered what animals dream about? When mice slumber, their rapid eye movements reflect the imagined movements of their heads in their dreams.
If the same is true for humans, researchers may be able to observe people walking around in their dreams by tracking their eye movements.
During a night’s sleep, people progress through different stages, from light dozing to heavy slumber. This includes several periods known as rapid eye movement (REM) sleep, when their eyes move …