Marijuana-smokers harm gums; other physical effects slight: Long-term study finds no differences in metabolism, lung function, inflammation — ScienceDaily

A study of nearly 1,000 New Zealanders from birth to age 38 has found marijuana smokers have more gum disease, but otherwise do not show worse physical health on a dozen measures including lung fun…

Source: Marijuana-smokers harm gums; other physical effects slight: Long-term study finds no differences in metabolism, lung function, inflammation — ScienceDaily