Virtual reality and other immersive technologies has many uses in healthcare, and you can discovers some applications here.
Medical virtual reality goes entirely against conventional beliefs about technology making healthcare less human, less empathetic and less caring. Virtual reality teaches empathy to med students, makes vaccination for children more sufferable, helps get rid of fears by treating phobias, relieves chronic pain or fulfills the last wishes of the dying.
Source: How Does Medical Virtual Reality Make Healthcare More Pleasant? – The Medical Futurist