I feel that not enough research has been done on long term effects of constant use so who really knows what they might be.
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An Evidence Based Review of Acute and Long-Term Effects of Cannabis Use on Executive Cognitive Functions
Rebecca D. Crean, Ph.D.,1 Natania A. Crane, B.A.,1 and Barbara J. Mason, Ph.D.1,✉
… I decided not to clutter the boards more. If anyone wants to PM me with their email and how many thousand studies they would like, I can hook them up.