Science news articles about 'smoking marijuana'

  • Smoking marijuana relieves some pain: study

    Smoking marijuana does help relieve a certain amount of pain, a small but well-designed Canadian study has found.
  • Smoking marijuana may not harm lungs

    Smoking marijuana occasionally doesn't seem to damage the lungs as cigarette smoke does, a new 20-year study suggests.
  • Marijuana May Be Effective For Neuropathic Pain

    ... growing body of evidence that marijuana (cannabis) may be effective as a pain reliever has been expanded with publication of a new ... with nerve pain showed reduced pain intensity from smoking marijuana. Researchers examined whether ...
  • Research finds that marijuana use takes toll on adolescent brain function

    ... females may be at increased risk for the neurocognitive consequences of marijuana use during adolescence, as studies found that teenage girls ... (PFC) volumes compared to girls who did not smoke marijuana. The larger PFC volumes were associated ...
  • Adult liver transplant eligibility criteria

    ... States, not everyone says yes to liver patients who smoke marijuana, and a University of Alberta researcher says that decision ... evidence. When a patient is being reviewed for eligibility, whether they smoke marijuana shouldn't be a factor, she ...
  • Scientists are high on idea that marijuana reduces memory impairment

    ... in the brain are activated by the synthetic drug, which is similar to marijuana. These receptors are proteins within the brain's endocannabinoid ... virology, immunology and medical genetics. "Could people smoke marijuana to prevent Alzheimer's disease if the disease ...
  • Heavy marijuana use may damage developing brain in teens, young adults

    ... of heavy cannabis use during adolescence. On average, they had smoked marijuana from age 13 till age 18 or 19, and reported smoking nearly 6 marijuana joints daily in the final year ... diffusion that we found among the young men with histories of marijuana use suggest damage or an arrest in development of the myelin ...
  • Marijuana use linked to increased risk of testicular cancer

    ... was particularly elevated (about twice that of those who never smoked marijuana) for those who used marijuana at least weekly and/or who had long-term ... said. "So, in the absence of more certain information, a decision to smoke marijuana recreationally means that one is taking a chance ...
  • Marijuana Use Linked To Increased Risk Of Testicular Cancer

    ... of developing the most aggressive type of testicular cancer. Being a marijuana smoker at the time of diagnosis was associated with a 70 ... was particularly elevated (about twice that of those who never smoked marijuana) for those who used marijuana at least weekly and/or who had long-term ...
  • Marijuana smoking increases risk of COPD for tobacco smokers

    ... .cmaj.ca/press/pg814.pdf. Smoking only marijuana, however, was not associated with increased risks ... . Paul's Hospital and coauthors. "This effect suggests that smoking marijuana (at least in relatively low doses ...
  • The herbal remedy: Teens use cannabis for relief, not recreation

    ... to relieve or manage health problems. Bottorff said, "Marijuana is perceived by some teens to be the only available alternative for those experiencing ... feel or found them ineffective. For these kids, the purpose of smoking marijuana was not specifically about getting high or stoned ...
  • Family-based program helps youth avoid risky behavior -- even those who may be genetically prone to it

    ... -olds avoid such risky behaviors as drinking, smoking marijuana, and having sex. Almost 650 children and their mothers participated in the two-and-a-half-year study ...
  • Growing evidence of marijuana smoke's potential dangers

    ... due to the difficulty in identifying and studying people who have smoked only marijuana. The new study begins to address ... and type of toxicity elicited by marijuana and cigarette smoke. Marijuana smoke caused significantly more damage ...
  • High HIV infection rate among Soweto Township gays

    ... among men who have sex with men who were circumcised, smoked marijuana, had a regular female partner or reported unprotected vaginal intercourse with women. "The circumcision findings ...
  • Weed disrupts men's orgasms

    Men who smoke marijuana daily are more likely to struggle to orgasm, but could be using to stop premature ejaculation, a study has found.

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