With the development of the times, a lot of medical equipment is gradually improved. For example, the freezer has become a kind of medical supplies for many athletes to recover and treat their bodies. Watching the game fans will find the end of the game athletes will enter the emergency freezer, the temperature inside is minus 100 degrees ah! What exactly is the purpose of the freezer? Why don't you let us take a look.
Why do athletes go into the freezer?
Nowadays, the freezer is not only soccer players love, many NBA stars or track and field athletes also love it. The freezer has a great effect on the athlete's physical recovery and is gradually being popularized all over the world. In fact, the chemical inside the emergency freezer is liquid nitrogen. Liquid nitrogen has a great role in life, and the future is bright.
Liquid nitrogen can freeze and transport food, but also in surgery can be quickly frozen place to help stop bleeding and save living tissue, etc.. And liquid nitrogen emergency freezer can shrink blood vessels, reduce the body's metabolism, play the effect of pain. So fans will often see a lot of soccer superstars will be uploaded on social media platforms to upload their own into the emergency freezing box pictures, their facial expressions seem to enjoy.
But fans are wondering if the temperature inside the freezer is -100 degrees Celsius, so won't the athletes suffer from hypothermia? First of all, the emergency freezer is a relatively confined space, the release of liquid nitrogen will not be in direct contact with the athlete's body, but through the release of liquid nitrogen vapor into the confined space, the athletes have a soothing and therapeutic effect on the muscles.
In addition, after the game, the athletes' brain nerves are in a state of excitement, the blood flows quickly, and the muscles become tense and stiff. It is safe to say that athletes can tolerate low temperatures when they enter an emergency freezer, and usually stay in it for about 3 minutes. If an athlete stays in the freezer for a long time, it causes some damage to the body.