Big Rise in Meth and Fentanyl Use in Recent Years.

According to a study that compared urine drug test result data from 2013 and 2019, positive tests for methamphetamine increased from 1.4% in 2013 to 8.4% in 2019, while the detection rate for fentanyl increased from 1% to 5%. The findings suggest that methamphetamineand fentanyl-related overdose deaths may continue to increase in the United States.

JAMA Network Open, January 2020