The opioid epidemic continues to worsen in the U.S., with more people dying from heroin overdoses than firearm homicides, melanoma or HIV-related causes, according to data from the U.S. Centers for Disease Control and Prevention. In 2015 at least 13,150 people died of heroin overdose, according to the CDC Wonder database, which houses public health data. .. firearm homicides .... was 12,974, .... HIV was 6,465 deaths. ... melanoma ... 9,940 deaths in 2015. The staggering number of deaths related to heroin use is just a part of the toll of the opioid epidemic. In 2014, 28,000 people died from...