This seems like it would lose an appreciable amount of water, but perhaps not nearly as much as transpiration. But in most places water is a cheaper input than nitrogen.
Is Sweden using an unsustainable amount of heaters to fight against deadly winter temperatures? Air conditioning is much more efficient than a heater. Arizona will usually only get more than 15 degrees warmer than a comfortable indoor temperature. In places with cold winters, sometimes temperatures will get more than 25 degrees cooler than a comfortable indoor temperature.
Short term, calorie deficit will deplete the immune system. But long term getting to a healthy weight and less diabetic will make you less susceptible to SARS2.
Every PI at a major research university who does something related to genetics should have one. There are probably some logistics challenges in getting them all into facilities with the right biosafety level and competent technicians to run them.