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Effective preventive measures for coronary artery disease (CAD) focus on controlling modifiable risk factors, including cholesterol abnormalities and lifestyle changes.Cholesterol ManagementFirst, the Mediterranean diet and the American Heart Association advocate for maintaining low-density lipoprotein (LDL) cholesterol levels below 100 mg/dL, with a more stringent recommendation of below 70 mg/dL for individuals at high risk. LDL cholesterol, often termed "bad cholesterol," can lead to the...
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Brain Morphology of Cannabis Users With or Without Psychosis: A Pilot MRI Study
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Marijuana Use and Cardiovascular Disease.

Christopher A Franz1, William H Frishman

  • 1From the *Department of Medicine, Icahn School of Medicine/Mt. Sinai Medical Center, New York, NY; and †Department of Medicine, New York Medical College/Westchester Medical Center, Valhalla, NY.

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Recreational marijuana use increases cardiovascular risks, including heart rate and blood pressure, and may trigger myocardial infarctions (MIs). Physicians should advise against its use, especially for those with existing coronary artery disease.

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Area of Science:

  • Cardiovascular Physiology
  • Cannabis Research
  • Public Health

Background:

  • Marijuana is the most used illicit substance globally.
  • Decriminalization and legalization trends increase patient exposure.
  • Physicians need to understand marijuana's cardiovascular effects.

Purpose of the Study:

  • Review marijuana's impact on human cardiovascular physiology.
  • Assess marijuana's association with cardiovascular diseases.
  • Inform clinical recommendations regarding recreational cannabis use.

Main Methods:

  • Review of existing human and animal studies.
  • Analysis of physiological responses to marijuana consumption.
  • Examination of epidemiological data on marijuana and cardiovascular events.

Main Results:

  • Marijuana increases heart rate, blood pressure, and sympathetic nervous system activity.
  • It can reduce exercise tolerance in patients with stable angina.
  • Associated with increased risk of myocardial infarction (MI), potentially due to coronary vasospasm.

Conclusions:

  • Recreational marijuana use poses cardiovascular risks.
  • Short-term use increases MI risk significantly.
  • Long-term mortality impact is uncertain, but caution is advised, especially for those with coronary artery disorders.