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Feb 4, 2025 · A new study on brain activity found that heavy cannabis use is linked to reduced activity in memory-related regions, while recent use may cause temporary cognitive impairments.
Jan 28, 2025 · These findings suggest that heavy cannabis use may have lasting effects on brain function, particularly working memory, even after cessation. This has important implications for public health messaging around marijuana use.
CU Anschutz Medical Campus researchers have conducted the largest study of its kind on the effects of recent and lifetime cannabis use on brain function during cognitive tasks. The study, published in January in JAMA Network Open, is the largest of its kind ever to be completed.
Jun 14, 2022 · Some people who consume cannabis long-term may develop brain fog, lowered motivation, difficulty with learning, or difficulty with attention. Symptoms are typically reversible, though using products with higher THC content may increase risk of …
Jul 15, 2025 · This comprehensive review synthesizes current knowledge on the long-term cognitive consequences of cannabis use, focusing on attention, executive functioning, learning, memory, language, motor coordination, and social cognition.
Jan 30, 2025 · Clinical relevance: New cannabis research uncovers a link between heavy use and diminished brain activity and cognitive performance. Heavy lifetime cannabis use shows links to lower brain activation, especially during working memory tasks.
3 days ago · Memory Long-term, heavy THC use, especially when started in adolescence, is associated with a decline in both working and verbal memory. This can manifest as a reduced ability to learn or recall information. Thankfully, the same study also notes that these cognitive deficits are temporary, generally disappearing within 72 hours of abstinence.
Jan 28, 2025 · Studies show that cannabis can impair memory, decision-making, and other critical cognitive functions, raising concerns about its long-term effects on brain health. This is particularly...
Jan 28, 2025 · Findings In this cross-sectional study of 1003 young adults, heavy lifetime cannabis use was associated with lower brain activation during a working memory task; this association remained after removing individuals with recent cannabis use.
Feb 1, 2025 · Researchers found that heavy cannabis use reduces brain activity during working memory tasks, leading to cognitive struggles. Brain scans showed changes in regions responsible for memory and decision-making. While abstaining may help, more research is needed to understand long-term effects. Credit ...
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