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Zap Tooth Sensitivity: What’s Behind the Pain and How to Fix It

Tooth sensitivity can be an uncomfortable and sometimes painful experience that affects many people. If you’ve ever felt a sharp zing of discomfort when eating something hot, cold, sweet, or acidic, you know how disruptive sensitivity can be. Understanding the causes and knowing how to prevent and treat tooth sensitivity can help you enjoy your favorite foods and drinks without worry.


What Causes Tooth Sensitivity?

Tooth sensitivity occurs when the protective layers of the teeth are compromised, exposing the underlying dentin or nerve endings. Here are some common causes:

  • Enamel Erosion: Over time, acidic foods and drinks, aggressive brushing, or acid reflux can wear down the enamel, leaving teeth vulnerable.
  • Gum Recession: When gums recede, the root surfaces of teeth (which aren’t covered by enamel) become exposed, leading to sensitivity.
  • Tooth Decay and Cavities: Cavities can create openings in the tooth, exposing nerves.
  • Cracked or Chipped Teeth: Damage to teeth can expose sensitive areas.
  • Dental Procedures: Some treatments like cleanings, whitening, or fillings can temporarily increase sensitivity.
  • Bruxism (Teeth Grinding): Grinding wears down enamel and can expose dentin.
  • Use of Harsh Toothpaste or Mouthwash: Products with strong chemicals can irritate sensitive teeth.


How to Prevent Tooth Sensitivity

Preventing tooth sensitivity involves protecting your enamel and gums:

  • Use a soft-bristled toothbrush and gentle brushing techniques to avoid enamel wear and gum damage.
  • Avoid acidic foods and drinks or consume them in moderation, rinsing your mouth with water afterward.
  • Use fluoride toothpaste designed for sensitive teeth to help strengthen enamel.
  • Maintain regular dental checkups so your dentist can detect early signs of enamel erosion or gum recession.
  • Wear a mouthguard if you grind your teeth at night to protect enamel.
  • Avoid excessive or frequent teeth whitening treatments.


Treatment Options for Tooth Sensitivity

If you experience tooth sensitivity, several effective treatments can provide relief:

  • Desensitizing Toothpaste: Special toothpastes contain compounds that help block sensation from reaching nerves.
  • Fluoride Treatments: Your dentist may apply fluoride varnishes or gels to strengthen enamel and reduce sensitivity.
  • Dental Bonding: Exposed root surfaces can be covered with bonding resin to protect sensitive areas.
  • Sealants or Fillings: For cavities or cracks causing sensitivity, your dentist can restore the tooth.
  • Gum Grafting: In cases of significant gum recession, gum grafts can protect exposed roots.
  • Root Canal Therapy: In severe cases where sensitivity is due to nerve damage or infection, a root canal may be necessary.


At Rancho Bernardo Cosmetic & Family Dental Care, we are dedicated to diagnosing and treating tooth sensitivity so you can enjoy a comfortable, pain-free smile. If you’re experiencing tooth sensitivity or have concerns about your oral health, call us today at 858-385-1838 or email rbdentalcare@yahoo.com to schedule a consultation.


Dr. John Mobilia, DMD 

Dr John, with over 30 years of experience. I went to the University of San Diego (USD) and received a bachelor's in chemistry. I earned my DMD graduating in the top 10% of my class from Boston University. I then continued on to a residency program in advanced education in general dentistry (AEDG) earning a certificate of advanced Dentistry (CAGS). I joined the Navy a year after finishing my residency. My Advanced degrees placed me in positions of higher responsibility and Leadership. After my honorable discharge , I practiced in the private sector in Tierrasanta for 13 years. Primarily caring to Navy families and their children.


 I then opened my own practice 13 years ago in Rancho Bernardo acquiring the most modern equipment available, while retaining that small town sense of individual attention, that seems to be lost in the corporate dental offices.

Dr. Julia Ng, DDS

Dr Ng, received her bachelors of science in Biology. She then received her DDS from University of the Pacific, San Francisco with high honors and an emphasis on general dentistry. She enjoys traveling and doing volunteer work. Her goal is to give back to the community that has given so much. She hopes to not only inspire her patients to have a healthier smile but to also lead healthier lives. Her free time is spent hiking, scuba diving and yoga. 

Nancy Vuong, RDH

Earned two AS Degrees in science at Mesa College, then completed the hygiene program at San Joaquin Valley College. She works full time as a dental hygienist and enjoys reading, hiking, running and outdoor activities with her two sons.