Reiki is a Sanskrit word that means REI, universal energy and KI, vital energy. Reiki acts in depth going to the root of the physical or emotional problem, allowing the emotion or pattern of behavior that created the imbalance to manifest and be healed. Reiki can also be used, combined with allopathic treatment, homeopathy, reflexology, etc. It also helps us with personal growth and the expansion of our consciousness. Reiki therapy can be received by all human beings (healthy adults, sick people, pregnant women, children and babies), including animals and plants. It is a complementary therapy to conventional medicine and psychological therapies recognized by the World Health Organization (WHO).