A standard cryotherapy facial sounds slightly terrifying. Liquid nitrogen is poured over your face and left there for a few minutes. The worry is, of course, that liquid nitrogen (which is -196 Celsius), putting the recipient at risk of frostbite and permanent damage in the most sensitive part of your body. But while these more extreme temperatures may be problematic, there is growing research on the benefits of cold therapy. This is what started our interest in Cryo Globes. Cryo Globes are all about the "MED", or 'minimum effective dose'. What is the minimal amount of cold and the minimal...