The personal proexis (pro + exis) is the specific existential programming of each intraphysical consciousness (conscin) in their new life in this human dimension, that is planned before the somatic (physical) rebirth of consciousness, while still an extraphysical consciousness (consciex). The following 9 expressions are used to char- acterize the existential program: 1. Existential goal. 2. Existential orientation. 3. Existential planning. 4. Existential project. 5. Intraphysical objective. 6. Intraphysical task. 7. Life project. 8. Pre-intraphysical mandate. 9. Terrestrial mission. The proexis is the object of study in proexology, a specialty of conscientiology.