Whats the cause of death for an individual born in 1900 and an individual born in 2006?

In the 1900, diseases such as pneumonia, chicken pox, influenza, and polio, were most common causes of death because of the human interaction and life in such communities. In 2006, diseases such as cancer, heart diseases, stroke, and similar diseases take away most people which is due to their lifestyles and the high amount of stress found in the world today.

His goal is  achievable, realistic, measurable, and time-based. : )