A portable physical therapy/rehabilitation/exercise device is provided for evaluating the condition of a patient and for evaluating and tracking the progress made by a patient over time. The device is hand held and has an evaluation mode to determine the current condition of the patient. The device also has a manual exercise mode and a preset exercise mode. During exercises in each mode all of the data pertaining to the forces (compression, tension, torque, and the like) are all stored in the device along with other kinds of quantitative and qualitative data. The stored data may be uploaded to the internet or external computer system in order to be further analyzed. The device is suitable for use by doctors, health care providers, insurance companies and other entities having an interest in the medical condition of the user.