They may use a low-reading rectal thermometer if needed. In some cases, your doctor may order a blood test to confirm the cause of your hypothermia, or to check for infection. In mild cases, hypothermia may be harder to diagnose but easier to treat. Heated blankets and warm fluids can restore heat. For more severe cases, other treatments include blood rewarming and using warmed intravenous fluids.
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When the muscles tremble this way, it helps to make more heat. Check for a very low body temperature in people who have been exposed to cold. Check for a very high body temperature in people who have been exposed to heat.
Find out how well a fever-reducing medicine is working. Help a woman plan for pregnancy by finding out if she is ovulating. How To Prepare Take your temperature a few times when you are well.
Before you take your temperature: Wait at least 20 to 30 minutes after you smoke, you eat, or you drink a hot or cold liquid. Wait at least an hour after hard exercise or a hot bath. How It Is Done Oral by mouth temperature Oral by mouth is the most common method of taking a temperature. Before you take a temperature, read the instructions for how to use your type of thermometer. Place the thermometer under the tongue, just to one side of the center.
Ask the person to close their lips tightly around it. Leave the thermometer in place for the required amount of time. Remove the thermometer, and read it. Clean the thermometer. Clean a digital thermometer with cool, soapy water, and rinse it off before you put it away. Rectal temperature This is the most accurate way to measure body temperature. Apply a lubricant jelly or petroleum jelly, such as Vaseline, on the bulb of the thermometer.
This will make it easy to insert. With a baby or small child, turn the child facedown on your lap or on a flat surface that's covered or padded, such as a bed. Choose a quiet place so that the child won't be distracted or move around too much. Insert the thermometer. Spread the child's buttocks with one hand. With the other hand, gently insert the bulb end of the thermometer into the anus. Push it in about 0. Don't force it into the rectum.
Hold the thermometer in place with two fingers close to the anus not near the end of the thermometer. Pressing the child's buttocks together will help keep the thermometer in place. Remove the thermometer and read it. Clean a digital thermometer with cool, soapy water and rinse it off before you put it away.
Armpit temperature Taking a temperature in the armpit may not be as accurate as taking an oral or rectal temperature. Place the thermometer under the arm, with the bulb in the center of the armpit. Press the arm against the body, and leave the thermometer in place for the required amount of time. Ear temperature Ear thermometers may need to be cleaned before they are used. Check that the probe is clean and free of debris.
If dirty, wipe it gently with a clean cloth. Do not put the thermometer underwater. A rectal temperature is 0. An ear tympanic temperature is 0. An armpit axillary temperature is usually 0. A forehead temporal scanner is usually 0. It is important to remember: Rectal temperatures are generally thought to be the most accurate for checking a young child's temperature.
The manufacturer of the temperature device you use, such as an ear or forehead thermometer, provides information on how to use it. Be sure to read and follow the instructions to obtain an accurate temperature.
The information may also include how the results of the device correlate with the results from other methods of taking a temperature. Plastic strip thermometers have some uses, but they aren't recommended for general home use. Unlike oral, rectal, and ear thermometers, plastic strip thermometers measure skin temperature, not body temperature. Temperature comparison table The temperature comparison table below will give you the range of temperature correlation with the different methods used to take a temperature.
A study looking at almost 35, people found that older adults had the lowest temperatures, and African-American women had higher temperatures than white men. For example, people with an underactive thyroid hypothyroidism tended to have lower temperatures, while people with cancer had higher temperatures. Sometimes, babies and young children have higher body temperature ranges than adults for armpit and ear measurements.
A normal body temperature for infants aged 0—2 years ranges from Body temperature may rise a little when a baby is teething. The average body temperature of a newborn is Their bodies are also more metabolically active, which generates heat.
They sweat less when it is warm, meaning that their bodies retain more heat. It may also be more difficult for them to cool them down during a fever. A temperature of However, a moderate fever can be more worrying for a person with existing heart or lung problems. Temperatures of over Hypothermia can be dangerous if not treated quickly. Call your doctor if a child has a temperature of over If an infant of 3 months or younger has a rectal temperature of In very young babies, a slight fever can signal a serious infection.
If a temperature reading is unusually high or low, take another reading after about 5 to 10 minutes. If someone is unsure the reading is correct, they can take another reading with a different thermometer.
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