I dunno man, when I decided to cut down on smoking cannabis as I was doing it every day for a month at least, I got similar chills and not so much depressed, but it wasn't the best day. I put that down to the fact I was just used to it. Similar to when I stopped eating awful food and started dieting. After the 2nd day it's cool 
So I'd say it is for SURE withdrawals, just not as major as it would be for Alcohol, Cigarettes, and all that other legal stuff

So I'd say it is for SURE withdrawals, just not as major as it would be for Alcohol, Cigarettes, and all that other legal stuff