abuse addicted addiction advice alcohol angry anxiety boyfriend brain buy cannabis cannabis addiction change clean clear cold turkey college craving cycle dealers depressed depression detox dope dreams drug rehab drugs emotions end fear friends group habit headaches health heart house insomnia life love marijuana marijuana addiction marijuana withdrawal marijuana withdrawal symptoms motivation nightmares panic paranoia post pot quit quit. quitting quitting cannabis sleep sleeping smoke smoking stop smoking stories support sweats symptoms thoughts thread weed weed addiction withdrawal withdrawal symptoms work