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Long-term effects of smoking cannabis include lung inflammation. [90] Smoking cannabis has been linked to adverse respiratory effects including: chronic coughing, wheezing, sputum production, and acute bronchitis. [87] It has been suggested that the common practice of inhaling cannabis smoke deeply and holding breath could lead to pneumothorax.
A 2000 study by researchers at Boston's Beth Israel Deaconess Medical Center, Massachusetts General Hospital, and Harvard School of Public Health found that a middle-aged person's risk of heart attack rises nearly fivefold in the first hour after smoking cannabis, "roughly the same risk seen within an hour of sexual activity". [78] [79]
Any use of marijuana could raise the risk of heart attack and stroke, even in people who don’t use cigarettes or don’t have existing heart disease, a new study finds.
Cannabis smoking (known colloquially as smoking weed or smoking pot) is the inhalation of smoke or vapor released by heating the flowers, leaves, or extracts of cannabis and releasing the main psychoactive chemical, Δ 9-tetrahydrocannabinol (THC), which is absorbed into the bloodstream via the lungs.
Smoking marijuana daily for years may increase the risk of potentially deadly head and neck cancers, a new study found. ... smoking marijuana raise the risk of head and neck cancers, experts say ...
This is an accepted version of this page This is the accepted version, checked on 6 February 2025. There are template/file changes awaiting review. Circumstances, mechanisms, and factors of tobacco consumption on human health "Health effects of smoking" and "Dangers of smoking" redirect here. For cannabis, see Effects of cannabis. For smoking crack cocaine, see Crack cocaine § Health issues ...
Right now, medical marijuana is commonly used to treat a range of other issues. But that might not be all that the drug can do. Smoking marijuana might have some surprising health benefits
Based on annual survey data, some high school seniors who report smoking daily (nearly 7%, according to one study) may function at a lower rate in school than students that do not. [8] The sedating and anxiolytic properties of tetrahydrocannabinol (THC) in some users might make the use of cannabis an attempt to self-medicate personality or ...