High-potency cannabis, especially when used daily, is "strongly linked" to the risk of developing psychotic disorders such as schizophrenia and paranoia, scientists said Wednesday.

High-potency pot 'strongly linked' to psychosis: Study

Thailand has legalised the use of medical marijuana with a vote in the National Legislative Assembly, making it the first country in south-east Asia to do so. "The amendment (on the Narcotics Bill) was passed after the second and third readings today.

Thailand: Medical use of marijuana legalised

Nearly a century of marijuana prohibition came to an end Wednesday as Canada became the first major Western nation to legalise and regulate its sale and recreational use.

Now, Canada legalises marijuana for recreational use

Your Story: Canada legalises recreational marijuana

Canada on Friday will become the second country in the world to legalize cannabis -- with the provinces left to work out the details of Prime Minister Justin Trudeau's landmark measure.

Canada makes final preparations before cannabis becomes legal

Under the legislation sales to those under 18 would be banned but provinces and territories could set their own age limits.

PM Trudeau's promise: Canada's Senate approves law legalising recreational marijuana

He said marijuana should be legalised in two of Mexico's main tourist hot spots, Cancun and Los Cabos, in order to reduce criminal violence

Make marijuana legal, at major beach resorts: Mexico Tourism Minister

A German police union on Monday called for the 'complete decriminalisation' of marijuana use in the country, saying current policy was neither 'intelligent nor productive' for society

Decriminalise pot, says German police union

California became a pioneer when it legalized medicinal use of pot in 1996, and its decision to expand that to recreational use effective Monday will be watched closely around the world by countries hoping to cash in on the so-called 'green rush'

Legal marijuana off to blazing start in California

The authorities legalised the drug for recreational use as it has been legal for medical purposes for a long time.

California legalises marijuana from January 1

According to the new policy, those who smoke marijuana will be fined and only repeat offenders will be arrested

Israel votes to decriminalise marijuana

The potential effect of legalising marijuana for recreational use has been a topic of considerable debate

Teens using more marijuana after its legalisation, finds study

Offending soldiers will no longer be systematically court-martialled nor receive prison sentences of up to two months

Israel to go easy on soldiers who smoke pot (while on leave)

The 58-year-old's son was arrested in London for possession of cannabis after neighbours near his home reportedly called the police

Madonna's son arrested for possession of cannabis

With shifts in power relations between countries and cultures, the popular perceptions about cannabis have changed for the worse

Is marijuana bad for us? The social life of a medicinal plant and a dangerous drug

The government will however allow further research into the drug

US to research more on Marijuana, rejects re-classification

Preliminary evidence shows that compounds found in marijuana can promote the cellular removal of a toxic protein associated with the disease

Marijuana may help treat Alzheimer's: Study

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