Molar Incisor Hypomineralisation (MIH) is a developmental condition affecting enamel on first permanent molars and sometimes incisors. Teeth with MIH show discoloration-usually yellow or brown-and are prone to chipping and decay, causing increased sensitivity and discomfort. The causes of MIH are not fully understood but may involve factors like genetic predisposition, prenatal complications, childhood illnesses, or environmental toxins disrupting enamel formation. Management involves early diagnosis and preventive care, such as fluoride applications and sealants, to strengthen enamel and...