The phrase "alter consciousness" is correct and usable in written English.
It can be used in contexts discussing changes in mental states, often related to psychology, spirituality, or substance use.
Example: "Certain practices, such as meditation or the use of psychedelics, can significantly alter consciousness and lead to profound experiences."
Alternatives: "change awareness" or "transform perception".
The experiment showed that curare did not alter consciousness but that additional anesthetics were needed because curare did not kill pain.
Instead of describing mystical leaps of faith, the proponents of rave, like mental-health professionals in the age of Prozac, cite biological data to support their claims for the power of the events to alter consciousness.
Humans have always used drugs, a fact that underpins "The Pursuit of Oblivion," a history of the controlled and uncontrolled use of substances that alter consciousness, shift feeling and meet an immense range of human wants and needs.
Coming episodes of Mr. Morris's show will depart from drugs entirely, widening the purview to include all the ways people alter consciousness — "a fundamental human desire," as Mr. Morris put it.
And it's largely well executed – Hix's right-hand man, Kevin Gratton, is in the kitchen, so it should be – but, unlike the pills emblazoned on everything from chair backs to floors, cushions to crockery, isn't likely to alter consciousness in any way.
As the growing use of Ritalin proves, school officials aren't against drugs themselves, even those that substantially alter consciousness; they're merely out to detect illegal drugs, which a cynical high-school debater might define as any drugs that they don't dispense themselves.
They may even achieve the baseball equivalent of Kerouac-level altered consciousness: La Russa Enlightenment.
The strange silence of Monday afternoon and the lack of sleep brings a feeling of slightly altered consciousness.
Near-death experiences must also have a neurological basis of their own, one which profoundly alters consciousness itself.
Within two days, back in the city, I had developed a high fever, headache, generally altered consciousness and a large necrotic wound at the site of the bite.
It is inevitable in the wake of Sept. 11 that we ask whether fiction writers have anything to say to our altered consciousness.
