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Cannabis Use Linked to Increased Asthma Prevalence in US Adolescents and Adults

A new study reveals a correlation between cannabis use and higher asthma rates in the U.S., with frequent users facing significantly increased risks. This research underscores the need for further investigation into cannabis’s impact on respiratory health.

Recent research shows that cannabis use is linked to increased asthma prevalence, highlighting potential public health concerns as cannabis consumption rises.

Asthma is more common among U.S. individuals who reported cannabis use in the past 30-days, with the odds of asthma being significantly even greater among individuals who reported cannabis use 20 to 30 days per month, according to a new study by researchers at Columbia UniversityColumbia University is a private Ivy League research university in New York City that was established in 1754. This makes it the oldest institution of higher education in New York and the fifth-oldest in the United States. It is often just referred to as Columbia, but its official name is Columbia University in the City of New York.” data-gt-translate-attributes=”[{“attribute”:”data-cmtooltip”, “format”:”html”}]” tabindex=”0″ role=”link”>Columbia University Mailman School of Public Health, City University of New York and Children’s National Hospital at George Washington University. Until now little was known about the use of cannabis among youth and its relationship with asthma. The findings are published in the journal, Preventive Medicine.

The study results show that the more frequent the use, the higher the likelihood of asthma and there is little change after adjusting for cigarette use.

“With the growing use of cannabis across the U.S., understanding potential links between cannabis use and asthma is increasingly relevant to population health. This relationship is an emerging area and requires thorough collaborative investigation by experts in these fields,” said corresponding author Renee Goodwin, PhD, in the Department of Epidemiology at Columbia Mailman School of Public Health and Epidemiology at the City University of New York.

Data were drawn from the 2020 National Survey on Drug Use and Health a representative, annual survey of 32,893 individuals aged 12 and older in the United States. The researchers used regression modeling to examine the relationship between the frequency of any cannabis and/or blunt (i.e., cannabis smoked in a hollowed-out cigar) use in the past 30 days among individuals with current asthma, and adjusting further for demographics and current cigarette smoking.

Current asthma was more common among individuals who reported cannabis use in the past 30 days, relative to those who did not (10 percent vs. 7.4 percent.) The odds of asthma were significantly greater among individuals reporting cannabis use 20-30 days/month and blunt use, 6-15 and 20-30 days/month respectively, than in individuals without asthma. Overall, the prevalence of asthma was 7.4 percent in the sample.

“Our findings add a significant layer to the nascent body of research on potential harms associated with cannabis use by being the first to show a link between cannabis use in the community and respiratory health risks; specifically increased asthma prevalence. Examining asthma prevalence in both adolescents and adults helps to inform public health initiatives and policies geared towards mitigating its risks, and underscores the importance of understanding the interplay between cannabis use and respiratory health.”

Reference: “Cannabis use and the prevalence of current asthma among adolescents and adults in the United States” by Renee D. Goodwin, Chaoqun Zhou, Kevin D. Silverman, Deepa Rastogi and Luisa N. Borrell, 19 December 2023, Preventive Medicine.
DOI: 10.1016/j.ypmed.2023.107827

Co-authors are Chaoqun Zhou, Columbia University; Kevin D. Silverman, City University of New York; Deepa Rastogi, Albert Einstein College of Medicine; and Luisa N. Borrell, City College of New York.

The study was supported by the National Institutes of HealthThe National Institutes of Health (NIH) is the primary agency of the United States government responsible for biomedical and public health research. Founded in 1887, it is a part of the U.S. Department of Health and Human Services. The NIH conducts its own scientific research through its Intramural Research Program (IRP) and provides major biomedical research funding to non-NIH research facilities through its Extramural Research Program. With 27 different institutes and centers under its umbrella, the NIH covers a broad spectrum of health-related research, including specific diseases, population health, clinical research, and fundamental biological processes. Its mission is to seek fundamental knowledge about the nature and behavior of living systems and the application of that knowledge to enhance health, lengthen life, and reduce illness and disability.” data-gt-translate-attributes=”[{“attribute”:”data-cmtooltip”, “format”:”html”}]” tabindex=”0″ role=”link”>National Institutes of Health/National Heart, Lung and Blood Institute, grant 1R21HL149773-01.

Source: SciTechDaily