Tibetan Medicine is one of the most ancient practices of healing known to humanity, dating back 4,000 years. Until quite recently this ancient wisdom was practiced throughout Tibet virtually without change, its knowledge handed down through generations of lay and monastic doctors. Today, carried with the Tibetan diaspora, practices of this ancient healing wisdom are being offered in the West as an alternative to mainstream health practices. This lecture will introduce insights of healing principles and the health practice of Tibetan Medicine as applied to illnesses, diagnosis, and treatments. These concepts will be introduced from a historical background to cultural aspect to demonstrate the uniqueness of medical system as an ancient wisdom, but modern science. The lecture will provide useful information to stay healthy using basic methods in diet and behavioral practice in daily life.