Cannabis Use Linked to Higher Dementia Risk in Study

A Canadian study found middle-aged and older adults hospitalized or seeking emergency care for cannabis use were nearly twice as likely to develop dementia within five years compared to the general population. The research, reported Monday, noted this correlation but did not confirm cannabis as the cause. The findings add to ongoing debates about cannabis’s long-term health effects.

The study focused on adults requiring urgent medical care related to cannabis. Such cases often involve high-potency products or overuse, researchers noted.

Canada legalized recreational cannabis in 2018, expanding access nationwide. This policy shift has spurred research into its public health impacts.

Dementia affects memory and thinking, often linked to aging or genetics. The study raises questions about whether cannabis could be an additional risk factor.

Hospitalizations for cannabis use are rare but can signal underlying issues. These cases may involve interactions with other substances or health conditions.

The brain’s vulnerability to substances varies by age and usage patterns. Older adults may face higher risks from cannabis’s psychoactive effects.

Some support cannabis legalization for its medical and economic benefits. They argue moderate use poses minimal risk for most adults.

Others caution that long-term effects, especially on cognition, remain unclear. They urge more research to guide safe usage policies.