What To Know
- Traditionally, we’ve been taught to place the thermometer under the tongue, but is this the only method.
- Place the thermometer under the tongue, with the tip touching the tissue beneath the tongue.
- If you are a young child who may not be able to keep the thermometer under the tongue properly.
When taking your temperature, accuracy is paramount. An inaccurate reading can lead to misdiagnosis and improper treatment. Traditionally, we’ve been taught to place the thermometer under the tongue, but is this the only method?
Methods of Temperature Measurement
Oral (Under the Tongue)
- Place the thermometer under the tongue, with the tip touching the tissue beneath the tongue.
- Keep the mouth closed and breathe through the nose.
- Hold for the recommended time (usually 30-60 seconds).
Rectal
- Insert the thermometer into the rectum.
- Hold in place for the recommended time.
- This method is typically more accurate than oral measurement.
Axillary (Under the Armpit)
- Place the thermometer in the armpit.
- Hold the arm close to the body.
- Hold for the recommended time.
- This method is less accurate than oral or rectal measurement.
Tympanic (Ear Canal)
- Insert the thermometer into the ear canal.
- Hold in place for the recommended time.
- This method is typically accurate but can be uncomfortable for some.
Temporal Artery (Forehead)
- Place the thermometer on the forehead, just above the eyebrow.
- Hold in place for the recommended time.
- This method is non-invasive but may be less accurate than other methods.
Factors Affecting Thermometer Placement
- Age: Infants and young children may not be able to keep the thermometer under their tongue properly.
- Medical Conditions: Certain medical conditions, such as mouth infections or respiratory problems, may make oral measurement inaccurate.
- Medications: Some medications can affect body temperature.
- Recent Food or Drink: Hot or cold food or drink can temporarily affect oral temperature.
When to Avoid Under-the-Tongue Measurement
- If you have a mouth infection or respiratory problems.
- If you have recently consumed hot or cold food or drink.
- If you are taking medications that affect body temperature.
- If you are a young child who may not be able to keep the thermometer under the tongue properly.
Alternative Temperature Measurement Methods
If under-the-tongue measurement is not feasible, consider alternative methods:
- Rectal: More accurate than oral measurement, but may be uncomfortable.
- Axillary: Less accurate than oral or rectal measurement, but non-invasive.
- Tympanic: Typically accurate, but can be uncomfortable.
- Temporal Artery: Non-invasive, but may be less accurate than other methods.
Summary: Optimal Thermometer Placement for Accuracy
The optimal thermometer placement method depends on individual circumstances. For most adults, under-the-tongue measurement is accurate and convenient. However, if you have certain medical conditions, are taking medications, or are unable to keep the thermometer under your tongue properly, consider alternative methods. Consult with your healthcare provider for guidance on the most appropriate method for your specific needs.
Quick Answers to Your FAQs
Q: Which temperature measurement method is the most accurate?
A: Rectal measurement is typically the most accurate.
Q: Can I measure my temperature after eating or drinking?
A: Wait at least 30 minutes after consuming hot or cold food or drink to ensure an accurate reading.
Q: How long should I hold the thermometer under my tongue?
A: Most thermometers recommend holding it for 30-60 seconds.
Q: What if I have a mouth infection?
A: Use an alternative temperature measurement method, such as rectal or axillary.
Q: Can I use a thermometer to measure my child’s temperature?
A: Yes, but choose a thermometer designed for children and follow the manufacturer’s instructions carefully.
