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The endocannabinoid system of the skin plays an important role in various biological processes and is considered a promising target for a number of skin diseases, including acne, increased sebum production, atopic dermatitis, itching, psoriasis, and skin cancer. However, to date, no clinical trials have been conducted in this research area and only a few case reports have been published.

I would like to present four cases of various skin diseases from my practice where cannabis therapy was very effective.

USA -- There's a body of research showing that painkiller abuse and overdose are lower in states with medical marijuana laws. These studies have generally assumed that when medical marijuana is available, pain patients are increasingly choosing pot over powerful and deadly prescription narcotics. But that's always been just an assumption.

Now a new study, released in the journal Health Affairs, validates these findings by providing clear evidence of a missing link in the causal chain running from medical marijuana to falling overdoses. Ashley and W. David Bradford, a daughter-father pair of researchers at the University of Georgia, scoured the database of all prescription drugs paid for under Medicare Part D from 2010 to 2013.