Why Do My Teeth Feel Sensitive When I Eat or Drink Hot or Cold Things?

November 6, 2025

a woman with sensitive teeth

If you’re experiencing tooth pain when consuming hot or cold food and drinks, you’re not alone. Many people struggle with this issue, and it can be quite uncomfortable. In this blog, we’ll explore the reasons behind this sensitivity and what you can do to alleviate it.

What Causes Tooth Sensitivity? 

Tooth sensitivity is caused by a loss of enamel, the protective layer on your teeth. When the enamel is worn down, the dentin, which is the layer beneath the enamel, becomes exposed. This can result in discomfort or pain when eating or drinking hot or cold foods and drinks, particularly things like hot coffee, ice cream, and even a simple glass of ice water! There are several reasons why enamel may be lost, including:

  • Brushing your teeth too hard or with a toothbrush that’s too firm
  • Using a mouthwash that’s too harsh
  • Eating a lot of sugary or acidic foods and drinks
  • Grinding your teeth
  • Aging
  • Gum disease

How Can I Alleviate My Tooth Sensitivity?

If you’re experiencing tooth sensitivity, there are several things you can do to alleviate it:

  1. Use a desensitizing toothpaste: There are toothpastes on the market specifically designed to help with tooth sensitivity. These toothpastes contain ingredients that help to block the nerve endings in your teeth, reducing pain and discomfort.
  2. Avoid acidic foods and drinks: Foods and drinks that are high in acid can erode the enamel on your teeth, making the sensitivity worse. Try to limit your intake of these items and rinse your mouth with water after consuming them.
  3. Use a soft-bristled toothbrush: Using a toothbrush with soft bristles can help to protect your enamel and reduce tooth sensitivity.
  4. Practice good oral hygiene: Brushing your teeth twice a day and flossing daily can help to remove plaque and keep your teeth healthy.
  5. Visit your dentist: If your tooth sensitivity is severe or getting worse, it’s important to see your dentist. They can examine your teeth and recommend the best course of treatment for your situation.

Tooth sensitivity is a common issue that can be caused by a variety of factors, including loss of enamel, hard brushing, and consumption of acidic foods and drinks. To alleviate this discomfort, it’s important to practice good oral hygiene and visit your dentist for a professional evaluation. With the right treatment, you can enjoy hot and cold foods and drinks without discomfort.

About Our Practice

Under the leadership of Dr. Tricia Mockler, our team proudly serves the dental needs of patients in Campbell and the surrounding area. If you have any questions about the blog, or you’d like to get in touch with us to set up an appointment, you can reach out online or call today for additional information. Telephone: (408) 871-0877.