Young people are even MORE vulnerable to cannabis harms than previously thought, British research finds, as the drug eclipses alcohol use for the first time in the US

Scientists who tracked more than 100 adults and children in London, found teens who used the drug reported far worse problems with memory and concentration.Scientists who tracked more than 100 adults and children in London, found teens who used the drug reported far worse problems with memory and concentration.Read MoreHealth News | Mail Online