Anesthesia Awareness

Anesthesia Awareness

A split image showing the left half of a frog and the right half of a chemical structure on a green and white textured background.
5-MeO-DMT may offer a practical way to access and study consciousness in its most basic form.
A digital collage featuring a brain illustration, distorted human faces, signal towers, abstract waves, and scattered data points and text on a blue and gray background.
A universal signature could make surgeries safer — and help reveal what holds consciousness together.
A man and woman sit on a bed with two young children, sharing a quiet moment; the older child stands while the younger, cradled by the woman, embodies the precious gift of consciousness within the family.
After the trauma of a high-risk medical procedure, Eric Markowitz discovered a kind of consciousness that lives not in thought — but in presence.
Person sleeping with EEG cap and sensors on face, covered with a purple blanket.
"The amount of interest is enormous," says anesthesiologist Boris Heifets. "People are dropping in and coming out of the woodwork, trying to understand how to do this."
A person is sleeping, dreaming of a woman packing multiple bags and suitcases.
"Upon emergence, these patients are sincerely unsure what was reality and what was a ‘dream.'"
A person with long hair faces the ocean, wearing a white shirt. A sheer gray fabric is draped over their face, obscuring their eyes. The background is cloudy with a view of the sea.
Propofol, a drug commonly used for general anesthesia, derails the brain’s normal balance between stability and excitability.
consciousness
What creates our private, inner universes is still a mystery.
Anesthesia causes animals and humans to lose consciousness. A study found it has a similar effect on Venus flytraps.
“At that time, it was just a wild idea, [...] that instead of just a loss of consciousness, anesthetics may do something to the brain that actually turns pain off.”