In Cannabis Pharmacy expert Michael Backes offers evidence-based information on using cannabis to treat an array of ailments & conditions He provides information on how cannabis works with the body's own system how best to prepare & administer it & how to modify & control dosage This newly revised edition is now completely up-to-date with the latest information on the body's encannabinoid system which is now understood to control emotion appetite & memory delivery & dosing of cannabis including e-cigarette designs additional varietals & a new system for classification as well as 21 additional ailments & conditions that can be treated with medical marijuana There are currently more than 42 million medical cannabis patients in the United States & there are 25 states plus the District of Columbia where medical cannabis is legal