coffee and cigarette stains on teeth I had from a lifetime of coffee, cigarettes, all gone now. I even smile at people when I am out." (Contains affiliate links) Years of Coffee & Tobacco

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You are activating certain pathways to create a memory, says Carrie Cuttler, an associate professor and director of the Health and Cognition Lab at Washington State University and co-author of the 2026 study, and to recall something, you are trying to reactivate that same pathway. ( Here are five recent scientific findings that change what we know about cannabis .) But how cannabis interacts with this process is not totally understood, since drugs affect all three phases of memory differently, says Lilian Kloft-Heller, an assistant professor of psychopharmacology at Maastricht University