+**Quantified Self** is the practice of self-knowledge through numbers. It involves rigorous [Self-tracking](/wiki/self_tracking) of daily life to gather [Personal Data](/wiki/personal_data) for insight. This pursuit aims to understand and optimize human experience through collected metrics.
+## See also
+- [Wearable Tech](/wiki/wearable_tech)
+- [Biohacking](/wiki/biohacking)
+- [Life Logging](/wiki/life_logging)