How To Take Your Temperature By Mouth

  • February 3, 2008
  • 2,915 Views
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Oral thermometers have come a long way since the days of a glass wand filled with toxic mercury. If you have this old version—recognizable by a silver streak—it’s time to upgrade.

You Will Need

  • A digital oral thermometer
  • Soap
  • Water
  • Cotton balls
  • Rubbing alcohol

Never take an infant’s temperature by mouth.

How To Take Your Temperature By Mouth: Check that you can breathe through nose

Step 1: Check that you can breathe through nose

Check to confirm that you can breathe through your nose. If not, you cannot get an accurate oral reading.

How To Take Your Temperature By Mouth: Turn thermometer on

Step 2: Turn thermometer on

Turn the thermometer on according to your thermometer’s instructions.

How To Take Your Temperature By Mouth: Slip tip under tongue

Step 3: Slip tip under tongue

Slip the tip of the thermometer under your tongue just to one side of its center. Close your lips around it.

An oral thermometer can also be used under the armpit, but because this method is much less precise, it should only be used if the mouth is not an option.

How To Take Your Temperature By Mouth: Wait until reading complete

Step 4: Wait until reading complete

Wait until the reading is complete—often indicated by a serious of beeps or by allowing a more than a minute to pass—as directed by your thermometer’s instructions.

How To Take Your Temperature By Mouth: Remove thermometer

Step 5: Remove thermometer

Remove the thermometer and look at the digital reading. The average normal mouth temperature is 98.6 degrees Fahrenheit—if the reading is less than 95 degrees Fahrenheit or more than 103, seek medical assistance.

If the reading is less than 95 degrees Fahrenheit or more than 103, seek medical assistance.

How To Take Your Temperature By Mouth: Clean thermometer

Step 6: Clean thermometer

Clean the thermometer. Wash the tip with warm water and soap, and wipe it off with a cotton ball dipped in rubbing alcohol.

Most states have outlawed the manufacturing and distribution of mercury thermometers.

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