In recent years, increasingly began to come across studies that confirm that this is harmful for a healthy body to optiblast a lot of water. I mean the habit of water consumption in the amount of 1.5-2 liters a day, which came to us from the diets of a decade ago (not your case with the removal of iodine).
Today, the trend recommendation: drink only when you feel thirsty. No matter what amount of water you'll consume, every body has individual needs.