A method and system provides a customized exercise (conditioning) program for the user using a computer. A plurality of different measurements (parameters) are input using the computer, and based on these measurements, a computer program generates a customized exercise program for the user. In accordance with embodiments of the present invention, the customized exercise program may be specific to conditioning the body or a particular body part of the user, or conditioning the user for a particular sport where both exercise program embodiments may include an optional nutrition plan, or alternatively the nutrition plan may generated independently. Advantageously, the computer program provides an efficient, customized conditioning (exercise) program for the user that enables a great amount of flexibility and convenience for the user.