Cannabis use has increased significantly around the world. Past research shows that regular cannabis use can increase a person’s risk for several health concerns, including risk factors for dementia.

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Frequent marijuana use can negatively impact brain activity, resulting in reduced memory capabilities, according to ...

Jan. 28, 2025 – Cannabis use can significantly impact the part of the brain responsible for following instructions, responding during conversations, or remembering a question long enough to answer it.

CINCINNATI (WKRC) - A new study found that people who use marijuana frequently could suffer from impaired working memory, the short-term memory used for daily tasks. The study involved over 1,000 ...

Avoiding cannabis use before certain cognitive tasks could improve performance Brenton Blanchet is an Associate Editor on PEOPLE's TV team. He has been working at PEOPLE since 2022 and his work has ...

A new study explores the effects of both recent and lifetime cannabis use on brain function during cognitive tasks. The study, the largest of its kind ever to be completed, examined the effects of ...