In life insurance the goal of medical examination is to exclude medical, environmental adverse-selection to the utmost. And keeping the principle of equity and the homogeneity of risk in the group of the insured, you are able to manage the company reasonably and realize the orginal ideal of life insurance, namely, the mutual assistance. And yet, the cases of the misrepresentation have been occurred frequently so far. As a result of them, the development of life insurance industry has been obstructed, and public criticism has been caused. Carrying medical examination, you have to know how the representation is important, And citing what the misrepresentation and false representation influenced the results, I want you to refer to medical exam-business.