A new study has found that the United States has the largest opioid crisis in the world.
The report, released on Monday, said that since 2009, the number of opioid deaths has risen by 4.5 percent per year.
It also found that opioid deaths were more common in black and Hispanic Americans, who make up 12 percent of the population.
More:More:Researchers from Johns Hopkins University looked at the nation’s 10 largest metropolitan areas and found that all 10 had a high number of opioids in the US.
They compared the rates of opioid use with the national rate, which is 1.8 deaths per 100,000 people.
The study found that more than 1 million people in the United Kingdom died of opioid overdoses in 2016, while the US had just under 4,000.