What Causes Tooth Sensitivity? Sensitive teeth are typically the result of worn tooth enamel or exposed tooth roots. Sometimes, however, tooth discomfort is caused by other factors, such as a cavity, a cracked or chipped tooth, a worn filling, or gum disease. following are the main causes of Tooth sensitivity >>Aggressive Brushing Or Use Of Hard Toothbrush >>Acid Reflux (GERD) >>Dental Injuries >>Acidic Foods/Drinks >>Tooth Decay Or Gum Diseases for more information please visit us. #BestDentalTretmentnearme #BestDentistinpune #Bestdentalclinic #DentistinOldSangvi #ShreeSadguruDentalClinic