The pupil as a window to the sleeping brain: A look under the eyelids shows more is happening than previously assumed
For the first time, researchers have been able to observe how the pupils react during sleep over a period of several hours. A ...
Science Daily8d
The pupil as a window into the sleeping brain
For the first time, researchers have been able to observe how the pupils react during sleep over a period of several hours. A look under the eyelids showed them that more happens in the brain during ...
Medical News Today24d
What causes pupils of different sizes (anisocoria)?
A person’s pupils may be of different sizes (anisocoria) for several reasons, including physical trauma, response to light, and infection. The condition may also be present from birth.
Gizmodo5d
Scientists Kept People’s Eyes Open While They Slept, Revealing Surprising Brain Activity
A study participant with the device used to record pupil movements during sleep. © Neural Control of Movement Lab / ETH Zurich Though sleep is a time to power down ...
The Conversation21d
Your pupils change size as you breathe – here’s why this new discovery is important
Scientists have long studied the size of our pupils to understand attention, emotion and even medical conditions. But now, new research has surprisingly revealed that they change size in sync with ...
ETH Zurich9d
The pupil as a window to the sleeping brain
The ETH researchers’ study therefore relies on pupil measurements. Pupils are known to indicate the activation level when a person is awake. They can therefore be used as markers for the activity in ...