Condition: Cognition


Cannabis Effects on Driving Performance: Clinical Considerations

Key Points Driving under the influence of cannabis has been identified as a public health concern as medical and recreational cannabis availability increases in some countries. A recent randomized clinical…

A randomised, placebo-controlled, double blind, crossover trial on the effect of a 20:1 cannabidiol: Δ9-tetrahydrocannabinol medical cannabis product on neurocognition, attention, and mood

Abstract As cannabinoid-based medications gain popularity in the treatment of refractory medical conditions, it is crucial to examine the neurocognitive effects of commonly prescribed products to ensure associated safety profiles….

Reversal of age-related cognitive impairments in mice by an extremely low dose of tetrahydrocannabinol

Please use this link to access this publication. Abstract This study was designed to test our hypothesis that an ultra-low dose of delta-9 tetrahydrocannabinol (THC) reverses age-dependent cognitive impairments in old mice and to examine the…

The effect of nightly use of 150 mg cannabidiol on daytime neurocognitive performance in primary insomnia: a randomized controlled pilot trial

Abstract Rationale Cannabidiol (CBD) is increasingly used as a sleep aid for insomnia; yet neurocognitive and subjective state effects following daily therapeutic use are unclear. Objectives To measure the effect…

Cognitive Impairments in Adolescent Cannabis Users are Related to THC Levels

Please use this link to access this publication. Abstract Objectives  Studies of the neurocognitive impairments resulting from cannabis use have primarily depended on self-reports to classify heavy versus light cannabis…

The effect of five day dosing with THCV on THC-induced cognitive, psychological and physiological effects in healthy male human volunteers: A placebo-controlled, double-blind, crossover pilot trial

Please use this link to access this publication. Abstract Rationale: Cannabis is mostly grown under illegal and unregulated circumstances, which seems to favour a product increasingly high in its main…

A systematic review of the effect of cannabidiol on cognitive function: Relevance to schizophrenia

Please use this link to access this publication. Abstract Background and objectives Cognitive impairment is a core symptom domain of schizophrenia, neurological disorders and substance abuse. It is characterised by deficits in learning,…

Marijuana effects on changes in brain structure and cognitive function among HIV+ and HIV− adults

Please use this link to access this publication. Abstract Background The current study examined the independent and interactive effects of HIV and marijuana (MJ) use on brain structure and cognitive…

The effects of cannabidiol (CBD) on cognition and symptoms in outpatients with chronic schizophrenia a randomized placebo controlled trial

Please use this link to access this publication. Abstract Rationale Preliminary evidence suggests that cannabidiol (CBD) may be effective in the treatment of neurodegenerative disorders; however, CBD has never been…

Coming off cannabis: a cognitive and magnetic resonance imaging study in patients with multiple sclerosis

Abstract Cognitive dysfunction affects 40–80% of patients with multiple sclerosis. Smoking cannabis may add to these deficits. It is unclear whether coming off cannabis results in cognitive improvement. To address…