Treato found 16 discussions about Cold Symptoms and Cats Allergy on the web.
Best Answer: When the toilet is flushed, the toilet is robbing pressure from the shower, which is usually close to the toilet. As the COLD water pressure goes down from the toilet flush, the HOT water pressure is higher, therefore the water gets hotter as the COLD pressure goes down.
For healthier skin, Dr. Woolery-Lloyd recommends keeping the shower short and the temperature warm or tepid (not hot). But if you think turning the shower dial to full-on cold is better, think again. The only benefit to a cold rinse is for the person who flushes [skin turns red] from warm water, says Dr. Waldorf.