Near death experiences (NDEs) are subjective experiences reported by individuals who have come close to death. While NDEs have been reported by many people, the exact nature and cause of these experiences remains a topic of scientific and medical debate. Some people believe that NDEs are real experiences, often interpreted as proof of an afterlife or spiritual realm. However, others suggest that NDEs may be the result of physiological or psychological factors, such as brain activity or chemical changes during near-death states. Ultimately, the reality of NDEs and their cause remains a matter of ongoing investigation, and more research is needed to determine what, if anything, these experiences reveal about the nature of consciousness and the afterlife.