Click on a place to view Sham immigration records. The information for this chart came from the U.S. Immigration Collection at Ancestry. You can find out where the majority of the Sham families were living before they immigrated to the U.S and learn where to focus your search for foreign records. Immigration records can tell you an ancestor's name, ship name, port of departure, port of arrival, and destination.
Indeed, for the large majority of people, marijuana is a terminus rather than a so-called gateway drug. New evidence suggests that marijuana can function as an exit drug helping people reduce or eliminate their use of more harmful drugs by easing withdrawal symptoms.
While it would be premature to extrapolate the study's findings to humans, at a minimum, the data reinforce the notion that cannabinoids are unusually non-toxic to the brain and that even long-term use of marijuana likely represents little risk to brain function.