As more states legalize marijuana, many people might be wondering if that means it is safe to use. While smoking tobacco is a known and well-studied cause of lung cancer, linking marijuana to cancer is more complicated, says Brooks Udelsman, MD, a thoracic ...

The connection between smoking cigarettes and lung cancer risk has been clear for decades — but what about marijuana? As more U.S. states legalize recreational cannabis, new and developing research has pointed toward an increased risk of cancer.

While cigarette smoking is widely known to cause lung cancer — regarded as the deadliest of cancers worldwide — many believe that other types of smoking, like vaping, and smoking marijuana, will not have the same impact on their long-term health.

The Nature Index 2026 Research Leaders reveal the leading institutions and countries/territories in the natural sciences, health sciences, applied sciences and social sciences, according to their output in Nature Index journals in 2025. Regenerative ...

For decades, society has viewed lung cancer through a singular, judgmental lens: It is the “smoker’s disease.” But a groundbreaking new study on genetic mutations in Southern Appalachia is proving just how deadly that assumption can be.

A research study based on analysis of publicly available data has found that recent marijuana use was associated with symptoms of airway inflammation, but that moderate lifetime use was not associated with clinically significant changes in measures of lung ...

The relationship between marijuana usage and lung health is a complex issue that isn’t fully understood by medical professionals. In light of changing marijuana laws that have made marijuana legal in various areas, usage has increased. In 2021, about 53. ...