Low blood cell counts occur because of chemotherapyâs effect on blood cells made in the bone marrow. Blood cell counts often reach their lowest level about 7â14 days after chemotherapy. Bone marrow suppression is the most common and most serious side effect of chemotherapy.
Thanatology is the scientific study of death. It investigates the mechanisms and forensic aspects of death, such as bodily changes that accompany death and the post-mortem period, as well as wider psychological and social aspects related to death.
Metchnikoff chose to focus on two new areas of study, gerontology and thanatology. Contrary to gerontology, thanatology took about 47 years for most people to accept it as a science. Therefore, the science of thanatology is fairly new for the most part. The altered viewpoints people developed when it came to viewing and coping with death was one reason that thanatology became more accepted across societies.