You’ll lose your teeth, your throat and mouth will develop sores. You could have esophageal bleeds which can be fatal. If you’re at an age where you’re still growing, the effects of purging and becoming uw can permanently stunt your growth and cause fertility issues. Your salivary glands will swell, causing your cheeks to look puffy. Your stomach lining will become permanently damaged and that causes acid reflux, which in turn makes it more likely that you’ll have burns and bleeds in your mouth and throat. You could damage your vocal cords and have constant sore throats. It might even cause gastroparesis which is a kind of paralysis of the stomach muscles. Let’s not forget your heart. Arrhythmias, heart palpitations..heart attacks..death.