Preservation of body

Cryonics is a technique that involves freezing the human body shortly after death in the hopes of preserving it until future technology can revive the person. The concept of cryonics has been around for several decades, and its potential to extend human life and overcome death has captivated the imagination of many people.

The process of cryonics involves the use of extremely low temperatures to preserve the body's organs and tissues. Cryonics organizations, such as the Alcor Life Extension Foundation and the Cryonics Institute, offer services to freeze and store human bodies or heads (in some cases, just the brain) in liquid nitrogen at a temperature of around -196°C.

The primary goal of cryonics is to prevent the damage that occurs to the body's tissues and organs when it is subjected to freezing temperatures. Cryonics organizations use a process called vitrification to reduce ice crystal formation, which can cause cell damage during freezing. In this process, the body is infused with a cryoprotectant solution, which replaces the water in the cells, preventing ice crystals from forming. This solution is then cooled to a temperature of around -130°C, causing the body to become vitrified or glass-like.

Once the body is vitrified, it is stored in a container filled with liquid nitrogen, where it is kept at a constant temperature of around -196°C. Cryonics organizations charge fees for their services, which can range from tens of thousands to hundreds of thousands of dollars, depending on the level of service and storage options chosen.

The idea of cryonics is based on the assumption that future technology will be able to repair the damage caused by the freezing process and revive the person. The process of reviving the person is known as reanimation and involves thawing the body and repairing any damage that occurred during the freezing process.

The concept of cryonics is not without controversy. Critics argue that the science behind cryonics is still unproven, and there is no guarantee that future technology will be able to revive the person. They also point out that the process of vitrification can still cause damage to the body's tissues and organs, and there is no way to test the effectiveness of the process without actually reviving a vitrified person.

Proponents of cryonics argue that the potential benefits of the technology are too great to ignore. They point out that cryonics offers the possibility of extending human life and overcoming death, which has been the ultimate goal of medicine and science for centuries. They also argue that the technology has the potential to preserve the memories, personality, and identity of the person, which would otherwise be lost with death.

Despite the controversy surrounding cryonics, there is a growing number of people who are opting for this option. Cryonics organizations have reported a steady increase in the number of people signing up for their services. However, the number of people who have been cryopreserved is still relatively small, with estimates ranging from a few dozen to a few hundred worldwide.

In conclusion, cryonics is a technique that involves freezing the human body shortly after death in the hopes of preserving it until future technology can revive the person. While the science behind cryonics is still unproven, its potential to extend human life and overcome death has captivated the imagination of many people. Whether cryonics will ever be able to deliver on its promises remains to be seen, but it is clear that the debate surrounding this controversial technology is far from over.

cryonics laboratory currently present in USA Michigan state with more human and pet body preserved state.