Vitamin is considered as one of the most important elements of the human body. Lack of vitamin may cause several kinds of diseases and it is known to all that some of those diseases are incurable too. There are several categories of vitamin in a human body. A checkup can help you understand the exact kind of the vitamin that your body lacks. If you are suffering from the crisis of any specific kind of vitamin in your body, then a checkup can help the doctors find out the exact treatment for you. It can also help you to know about the practices, exercises or the precautionary measures that are necessary to increase the amount of vitamin.