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Even occasional marijuana use linked to higher stroke risk, study finds

  • November 06, 2026
  • Health Care

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Page added that doctors should question patients about marijuana use just as they do with cigarettes and alcohol.

Researchers noted several key limitations to the findings. Because the study was observational and captured data from only a single point in time, it can only show a statistical link and cannot prove that cannabis causes heart disease or strokes.

Adult cannabis use has surged nationwide, rising 51% between 2020 and 2024 to reach one in six Americans. (iStock)

The data also relied on telephone surveys, leaving room for errors in participants’ memory regarding their medical diagnoses and drug use. Additionally, the researchers did not track product strength, THC potency or total amounts consumed.

The findings remain preliminary until vetted through the full, peer-reviewed publication process.

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“For patients, I wouldn’t recommend making abrupt treatment decisions based on one preliminary study, but I wouldn’t dismiss these findings,” Worth said. “People should not discontinue prescribed cardiovascular medications because of this report.”

“Anyone using cannabis, medically or recreationally, should discuss their cardiovascular history, existing risk factors, medications and treatment alternatives with their healthcare professional,” she added.

Khloe Quill is a lifestyle writer with Fox News Digital. She and the lifestyle team cover a range of story topics including food and drink, travel, and health. 

Article source: https://www.foxnews.com/health/occasional-marijuana-use-linked-higher-stroke-risk-study-finds

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