Number of deaths for leading causes of death Heart disease: 659,041 Cancer: 599,601 Accidents (unintentional injuries): 173,040 Chronic lower respiratory diseases: 156,979 Stroke (cerebrovascular diseases): 150,005 Alzheimer’s disease: 121,499 Diabetes: 87,647 Nephritis, nephrotic syndrome, and nephrosis: 51,565 Influenza and pneumonia: 49,783 Intentional self-harm (suicide): 47,511 Source: Mortality in the United States, 2019, data table for figure 2