Key takeaways: Rates of deaths involving fentanyl with stimulants fell in 2024. Black and Native American communities had overdose death rates higher than the national average. Overdose deaths in the United States fell 24.4% from 2023 to 2024, primarily due to decreases in deaths due to illegal fentanyl, according to a study published in Addiction. But even though these declines were seen across all racial and ethnic groups, disparities persist, according to Joseph R.