Shamanism (/ˈʃɑːmən/ SHAH-mən or /ˈʃeɪmən/ SHAY-mən) is a practice that involves a practitioner reaching altered states of consciousness in order to perceive and interact with a spirit world and channel these transcendental energies into this world.hamanism is still practiced in North and South Korea. In the south, shaman women are known as mudangs, while male shamans are referred to as baksoo mudangs. A person can become a shaman through hereditary title or through natural ability.