If you enjoy crunching ice to stay cool on a hot day, it can cost you your pearly whites if you make it a habit. Not to mention, craving ice can also be a symptom of a nutritional deficiency that can affect your overall wellness. A desire to eat ice can be a sign of anemia. Whether you are low in iron or just savor the cool crunch, it can cause serious damage to your dental health. Here’s what you need to know to safeguard your smile from a dental emergency.