Teenagers who regularly smoke cannabis are 26 times more likely to turn to other drugs by the age of 21.
The study of the lives of more than 5,000 teenagers produced the first resounding evidence that cannabis is a gateway to cocaine, amphetamines, hallucinogens and heroin.
It also discovered that teenage cannabis smokers are 37 times more likely to be hooked on nicotine and three times more likely to be problem drinkers than non-users of the drug.
The findings from Bristol University provide authoritative support for those warning against the liberalisation of drugs laws.
Medical researchers have argued for years that cannabis is far from harmless and instead carries serious mental health risks. (Read more from “Proof Cannabis DOES Lead Teenagers to Harder Drugs” HERE)