In my latest research, I've discovered the alarming impact that alcohol and smoking have on chronic heart failure. It turns out that both of these habits can significantly increase the risk of developing heart problems. Smoking, in particular, has been linked to a higher likelihood of heart attacks and artery damage. As for alcohol, excessive consumption can weaken the heart muscle and cause irregular heartbeats. It's crucial that we raise awareness about these risks and encourage healthier lifestyles to prevent chronic heart failure.