Most people who overdose on opioids have seen a health care provider in the last year, and many had recently been released from jail, according to a new study from West Virginia Department of Health and Human Resources. This suggests that overdoses can be prevented with the right intervention. Here are some of the findings, according to the Charleston Gazette-Mail: Eighty-one percent of people who died of overdose interacted with at least one type of health care provider in the 12 months prior