What to do if your teeth are allergic to cold or heat
Tooth hypersensitivity is a common oral problem that manifests as brief, sharp pain when the teeth come into contact with cold, hot, sweet or acidic foods. Not only does this condition interfere with daily life, it may also be indicative of underlying oral health issues. This article will provide you with a detailed analysis of the causes, symptoms and coping methods of tooth hot and cold sensitivity, and attaches hot topic data in the past 10 days for reference.
1. Common causes of hot and cold tooth sensitivity

Hot and cold tooth sensitivity is usually caused by:
| Reason | Description |
|---|---|
| Enamel wear | Brushing your teeth too hard or using a hard-bristled toothbrush for a long time can damage your tooth enamel. |
| gum recession | Periodontal disease or aging causes gums to recede and expose tooth roots |
| tooth decay | Tooth decay causes dentin to be exposed and become sensitive to external stimuli |
| dental treatment | Have recently received treatments such as teeth whitening, fillings or scaling |
| Bruxism | Night grinding causes excessive enamel wear |
2. How to deal with hot and cold tooth sensitivity
For tooth hot and cold sensitivity, the following measures can be taken to relieve symptoms:
| method | Specific measures |
|---|---|
| Use anti-allergy toothpaste | Choose a professional anti-allergic toothpaste containing potassium nitrate or stannous fluoride. |
| Adjust the way you brush your teeth | Use a soft-bristled toothbrush and brush your teeth using the Pasteur method, avoiding horizontal brushing. |
| control diet | Reduce the intake of acidic foods and drinks and avoid cold or hot foods |
| professional treatment | Dentists can perform desensitization treatments, fillings, or gum surgery, etc. |
| Wearing a bite splint | For patients with bruxism, wearing protective bite pads at night |
3. Data on popular health topics in the past 10 days
The following are recent hot topics related to oral health on the Internet:
| topic | heat index | Main discussion content |
|---|---|---|
| New ways to whiten teeth | 8.5 | Discuss the pros and cons of various at-home and professional whitening options |
| Electric Toothbrush Buying Guide | 7.8 | Compare the performance and price of different brands of electric toothbrushes |
| Mouth ulcer relief quickly | 7.2 | Share various folk remedies and medical methods |
| Best time to straighten teeth for children | 6.9 | Discuss the pros and cons of orthodontic treatment at different ages |
| Periodontitis prevention and treatment | 6.5 | Pay attention to the early symptoms and treatments of periodontal disease |
4. When Do You Need Medical Treatment?
Although mild tooth sensitivity can be relieved with home care, timely medical attention is recommended if:
1. Pain lasts for more than 2 weeks and home care is ineffective
2. Accompanied by gum swelling, bleeding or loose teeth
3. Spontaneous pain occurs that has nothing to do with external stimulation
4. Teeth are obviously chipped or discolored
5. Suspected pulpitis or other serious oral problems
5. Tips to prevent tooth sensitivity
1. Conduct regular oral examinations, at least 1-2 times a year
2. Use fluoride toothpaste to enhance the ability of teeth to resist acid
3. Avoid biting hard objects or opening bottle caps with your teeth
4. Control your intake of sweets, especially sticky candies
5. Stop smoking and limit alcohol consumption to reduce irritation to the oral mucosa.
Although heat and cold tooth sensitivity is common, most of it can be effectively controlled with correct care and treatment. If symptoms persist or worsen, be sure to consult a professional dentist in time to avoid delaying treatment.
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