For Jiratti Kuttanam, Thailand's relaxation of cannabis restrictions meant one thing above all - a cheaper supply of the products she uses to manage the pain and sickness caused by her breast cancer treatments.

Day two of legal recreational cannabis in Canada sees more long lineups outside pot stores and supply shortages in parts of the country.

Canada's upper house of parliament approves a revised bill to legalize recreational marijuana, setting the stage for the country to become the first Group of Seven nation to legalize cannabis.

California is to launch the world’s largest regulated commercial market for recreational marijuana, as dozens of newly licenced stores catering to adults who enjoy the drug for its psychoactive effects open for business up and down the state.