1) Holistic nursing care involves treating the whole person, including their physical, mental, emotional and spiritual needs, as well as considering their environment and lifestyle. 2) Several nursing theories touch on holistic care, including Henderson's needs theory, Nightingale's environmental theory, and Roger's science of unitary human beings. 3) Holistic nurses may incorporate a variety of healing modalities into patient care like massage, aromatherapy, meditation, music therapy and intercessory prayer.