Self improvement is a method which can be of any form that conveys the method in which we have to mould ourselves for better performance in any activity we do.
Right from school days to acquiring degree, working in office, schools etc,in business organisations etc, every where there is a concept of promotion in grade according to nature of work and class for students. In each of them we have to identify the requirements to be fulfilled in order to reach the higher grade which will be useful to serve the society with a noble heart.
Self improvement is also important in the hotel industry where in the recipes are all new and innovative for a person who has little knowledge in this area. So he keeps on practising with guidance to give best result food to serve people.
Similarly A designer who is creative concentrates on his originality and feels that his design must not be copied by any one.Hence he focuses on design area aiming at his own self improvement prospects.
Similarly a doctor tries to give the latest invented best treatment to a patient. Sometimes he may fail or the patients body conditions may not respond properly upto the level of doctors expectations.Hence doctors try to do research and aim that future patients having the same problem must not suffer and work with best efforts on self improvement.
Even teachers focus on giving best teaching support to all kinds of students as a whole mass with best quality in such a way that every student feels it focusing on self improvement.
In business constantly the market research teams and product research teams are highly active and focus on self improvement of their organisation in order to win other competitors.

Hence i conclude saying that self improvement is essential for any individual and age is no barrier to it.

The author can be contacted at sowmya_ramani@yahoo.com