The bottom line is this: The âhempâ proposed as an alternate farm crop is marijuana, the same stuff that is illegal and psychoactive. From a forensic perspective, the problems of legalizing âhempâ while continuing to outlaw âmarijuanaâ would be significant. You would in essence be legalizing marijuana.
Inhaling any kind of smoke or imbibing toxic chemicals begins to kill brain cells. But at the same time, the brain can rewire itself to use up some of the 90% humans don't use.
More about brain cells 1  : One of the main areas of research in regenerating brain cells has to do with one particular type of cell, glial cells. 2  These start out as stem cells in the brain, but lose the ability to become different types of cells as a person ages.weet. For a long time, scientists thought that it was impossible for brain cells to regenerate because they assumed that any new cells would disrupt the order of the brain.