NYTimes -Is There Anything Actually Medical About Medical MJ- good read

http://www.nytimes.com/2015/07/21/upshot/is-there-anything-actually-medical-about-medical-marijuana.html?_r=0

Cannabinoid Deficiency May Explain A Variety of Health Conditions

http://www.medicaljane.com/2013/11/08/cannabinoid-deficiency-may-explain-a-variety-of-health-conditions/

Scientific Article- Down Regulation of CB1 brain receptors in Daily Cannabis Use

http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3223558/

Interesting article about chronic use of cannabis and CB1 receptors