Several studies in the past decade have revealed that up to a quarter of unresponsive patients with recent brain injuries may possess a degree of consciousness that's normally hidden from their ...

Imagine lying in a hospital bed, awake but unable to move your body to communicate with the people around you. This experience of “covert consciousness” is a reality for many people who have sustained ...

A severe brain injury can leave patients unresponsive to stimuli, but they may be more aware than we realize. A new study of brain activity has shown that up to a quarter of unresponsive patients may ...

Comatose patients often have a questionable prognosis. Family and doctors are left to ask, what are the chances a loved one will awaken? A team from Columbia University and New York-Presbyterian ...

Researchers have identified brain circuits that, when injured, make conscious patients with acute brain injury appear unresponsive, a phenomenon known as hidden consciousness. Columbia researchers ...

NEW YORK – A standard brain scanning technique is showing promise for helping doctors distinguish between patients in a vegetative state and those with hidden signs of consciousness. A study released ...

Scientists still do not understand why we have subjective experiences or awareness. This is known as the “hard problem” of consciousness. One company is testing a theory of consciousness using a robot ...