Arresting time as a treatment: the science of cold in medicine
The benefits of cold were already appreciated thousands of years ago. The Egyptians before and Hippocrates later noticed the analgesic anti-inflammatory properties of cold. In the last 200 years, cold has been used in many fields of medicine, from hypothermia for neurologic protection to cryosurgery and cryopreservation of somatic and gametic cells, embryos, organs and tissues. And finally, the science-fiction challenge of cryonics.