Life Span is an important part of life which defines how long will be the life. It varies country to country, place to place. Every person’s span is defined by many factors from science, medical statistics, and religion. This small book shows all these factors, scale, level, etc which either increase or decrease life span. A smart person is the one who evaluates these factors so they can contribute to the extension of life. Life is full of ups and downs, surprises, realities, etc. We have plan for everything in life like job, business, investment, etc. Every person is destined to taste death sooner or later. No one knows except the Creator when it will come. However, we can plan, take few positive steps to live trouble-free as much as possible and possibly add few extra years of life. This little book shows all those factors, scores, areas of improvement, etc. A person can take advantage of this simple analysis, constantly evaluate them with change of commitment, life style, habits, etc to fine tune and add few extra years to the life span. It is up to you!