Lumino Smiles Dental

The 'Zing' When You Drink Water: Understanding Tooth Sensitivity and Enamel Wear

January 24, 2026
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Posted By: Dr Amir Kiaee

According to statistics shared by the University of Adelaide:

"Dentine hypersensitivity can be considered as a frequently encountered clinical entity, affecting up to 30% of people and representing almost 10% of the patient load of private dentists in Australia." 

Tooth sensitivity can occur for a variety of reasons and is often aggravated by cold drinks or a hot cup of tea. In some cases, the underlying cause for sensitivity is not apparent. However, common culprits include:

  • Emerging Tooth Decay
  • Emerging Tooth Infection
  • Bruxism (Tooth Grinding and Clenching)
  • Abrasive Products and Teeth Whitening
  • General Wear and Tear
  • Lack of Fluoride
  • Brushing too Hard

Your dentist in Pascoe Vale, VIC, will examine your teeth and gums, consult with you, and attempt to uncover the root cause of your tooth sensitivity and then create a treatment plan to address the issue.

Often, tooth sensitivity is fleeting, but if it worsens, it can be painful and disruptive.

Understanding Tooth Sensitivity and Its Causes

Dental enamel protects your teeth from infection, decay and sensitivity. If the enamel is compromised or worn, dental discomfort is common.

Emerging Tooth Decay

Tooth decay is not always apparent to the naked eye. Cavities can appear between and behind teeth. Left untreated, these cavities grow and may lead to tooth sensitivity and dental pain.

Eventually, untreated decay can lead to a root cavity or deep tooth infection.

Emerging Tooth Infection

A tooth root infection may start as mild sensitivity, but this typically increases over several hours or days. Eventually, the pain can be excruciating.

Fortunately, we provide gentle root canal therapy in Pascoe Vale aimed at saving the tooth and eliminating pain.

Bruxism

Some people don’t realise they grind their teeth because it happens at night during sleep. Eventually, this continuous grinding and clenching can erode tooth enamel, lead to tooth fractures and even compromise the temporomandibular joints.

Signs of bruxism include:

  • Head, neck, jaw, ear and shoulder pain
  • Exaggerated musculature in front of the ears
  • Tooth sensitivity

Often, your dentist can design or recommend a nightguard to help combat bruxism or provide muscle relaxant therapy.

Abrasive Products and Teeth Whitening

Every patient is different, and so is their oral health profile. A product that is safe for your neighbour’s teeth may be too harsh for your smile. This includes teeth whitening products and alcohol-based mouthwashes.

You can try switching to a toothpaste and mouthwash designed for sensitive teeth after consulting your dentist. Also, when it comes to whitening your teeth, we encourage you to stick with dental professionals!

General Wear and Tear

Daily wear and tear can compromise your enamel over time, especially if you have a misaligned bite or use your teeth as tools to open packages and twist off caps.

If your tooth wear and sensitivity are due to orthodontic misalignment, the dentist will discuss clear aligner treatment with you.

Lack of Fluoride

Fluoride strengthens your enamel against daily wear and tear. When brushing your teeth, be sure to use a fluoridated toothpaste.

You can also talk to your dentist in Pascoe Vale about fluoride treatments.

Brushing Your Teeth Too Hard

When brushing your teeth, use gentle pressure and work in a circular motion. Never brush hard or use a hard-bristle toothbrush unless your dentist recommends it.

Tips to Lower Your Tooth Sensitivity Risks

As written, tooth sensitivity can be temporary. However, there are steps you can take to help keep your enamel intact and healthy.

  • Visit the dentist for routine dental checks and cleans.
  • Brush and floss your teeth at least twice daily.
  • Report oral health changes sooner rather than later.
  • Ask us for practical tips to keep your enamel healthy.
  • Avoid sugary and acidic foods and drinks to prevent decay.
  • Protect your smile during sports with a mouthguard.
  • Avoid over-the-counter teeth whitening systems and gels.

When to Contact Your Dentist

If tooth sensitivity persists or worsens, contact your dentist as soon as possible for guidance. This is especially true if the cause is not apparent, such as using a new whitening gel or toothpaste.

The 'zing' you feel in the morning can turn into excruciating pain by evening and lead to a painful dental emergency. We want to help ensure that doesn’t happen. Our aim is always to alleviate your pain and protect your smile.

Is It Time for Your Next Check and Clean?

To learn more about our treatments and services or to book an appointment with the dentist, we welcome your call today on (03) 9300 1061. You can also request a booking online. Remember to ask about our current dental specials.

Any surgical or invasive procedure carries risks. Before proceeding, you should seek a second opinion from an appropriately qualified health practitioner.
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