The study was processed to develop the computer program for scientific exercise prescription to diagnose health of adult and to evaluate the level of physical fitness. The physical fitness of creteria used in these programs are based on the physical fitness of criteria (age, sex) which KSSI(Korea Sports Science Institution) investigated through the examination of physical fitness with the object of the whole nation from seven years old to sixty. These programs are designed to identify two level of physical fitness and be able to delete, save and print the data. The language used in these programs is BASIC and the program developed are as follow ; 1. The computer program for estimation of physical fitness to person. 1) The computer program for medical examination. 2) The computer program for physique examination. 3) The computer program for physical fitness examination and estimation. 4) The computer program for body fat examination and estimation. 5) The computer program for cardio-respiratory function eximination and extimation. 2. The computer program for exercise prescription.