Pupillometry, the precise measurement of pupil size and dynamics, has emerged as a valuable tool in evaluating both autonomic nervous system integrity and central neural function. In particular, ...

Neurons deep in the brain not only help to initiate movement-they also actively suppress it, and with astonishing precision. This is the conclusion of a new study by researchers at the University of ...

Around one third of people with heart disease suffer from sleep problems. A team now shows that heart diseases affect the production of the sleep hormone melatonin in the pineal gland. The link ...