Assertion: ecstasy's mdma | /r/Causes | physical holes
Facets:
value: in the brain
type: LOCATION
Source sentences:
text: Although MDMA doesn’t cause physical “holes” in the brain, evidence suggests that long-term or heavy use (such as repeated doses taken one after another) can negatively affect the brain.10,11 Researchers have also demonstrated an association between verbal and visual memory impairments with chronic MDMA use.10