Title:  Cannabis Use Linked to Epigenetic Changes, Study Reveals
Article Snip: "...Using cannabis may cause changes in the human body's epigenome, a study of over 1,000 adults suggests. The epigenome functions like a set of switches, activating or deactivating genes to change how our bodies function. 
"We observed associations between cumulative marijuana use and multiple epigenetic markers across time," Lifang Hou, a preventative medical doctor and epidemiologist from Northwestern University Feinberg School of Medicine explained in July 2023. 
Cannabis is a commonly used substance in the United States, with 49 percent of people ..."
Reference: www.sciencealert.com