“Fact: Most people who smoke marijuana smoke it only occasionally. A small minority of Americans – less than 1 percent – smoke marijuana on a daily basis. An even smaller minority develop a dependence on marijuana. Some people who smoke marijuana heavily and frequently stop without difficulty. Others seek help from drug treatment professionals. Marijuana does not cause physical dependence. If people experience withdrawal symptoms at all, they are remarkably mild.” Marijuana Myths Marijuana Facts by Lynn Zimmer, PhD, and John P Morgan, MD Beginning on page 27 (p. 44 of internet version).
For more details – and more marijuana facts – check out the internet version of “Marijuana Myths, Marijuana Facts”: https://archive.org/details/MarijuanaMythsMarijuanaFacts_201901/page/n43/mode/2up