Final answer:
Heroin and opioid painkillers are the main culprits behind the majority of drug overdose deaths in the United States, contributing to the ongoing opioid epidemic.
Explanation:
Heroin and opioid painkillers are responsible for the majority of drug overdose deaths in the United States. Deaths from heroin have significantly increased over the years, contributing to the opioid epidemic that claims many lives daily. Synthetic opioids like fentanyl have seen a drastic rise in overdose-related deaths.
Learn more about Drug Overdose Deaths in the U.S. here:
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