by Adair Locke, MD. 1  Methylene blue is administered intravenously by anesthesia providers for a variety of clinical uses and may be used with increasing frequency as an intraoperative urologic marker dye due to an indefinite nationwide shortage of indigo carmine.
The Effects of Humidity on the Human Body. As discussed in Home Humidity and Allergies, humidity directly affects the amount of allergens in the indoor environment. In particular, high humidity causes both dust mite populations and mold colonies to grow, thereby greatly increasing allergy sufferers' total allergen load.
Humidity Makes your Home Feel Colder in the Winter. When the humidity level drops outside it will also drop inside the house too. This means that the house will feel cooler than it really is because of the low humidity level. When the house feels cooler it will take the heater a bit longer to heat the house up and make it feel comfortable.