What is the leading cause of death between the ages of 45 and 64?

The leading cause of death for individuals aged 45 to 64 is typically attributed to cancer. This age group often experiences a higher incidence of various types of cancer, including lung, colorectal, and Breast cancer. Other significant causes of death in this demographic include Heart disease and unintentional injuries, but cancer remains the predominant cause. Lifestyle factors, genetic predispositions, and access to healthcare play crucial roles in these mortality rates.