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How Much Forehead Temperature is Considered Fever?

Jan. 13, 2021

Different countries or authorities, the recommended reference range of fever varies and can be roughly referred to.

Anal temperature: 38.0 degrees or more.

Mouth temperature: 37.5-38.0 degrees or more.

Ear temperature: 37.5-38.0 degrees or more.

Axillary temperature: 37.2-37.5 degrees or more.


In addition to the above, there is also the familiar frontal temperature. During the epidemic, you can see everywhere to sweep the forehead to measure body temperature. How many degrees of frontal temperature is considered fever?Forehead temperature gun supplier for you to answer.

The normal adult axillary temperature is 36-37°C. The forehead temperature is 0.5-1°C lower than the body temperature measured by the axillary method.

Forehead temperature gun

The temperature measured with a non-contact infrared thermometer, commonly known as a forehead temperature gun, is the frontal temperature. Generally speaking, the frontal temperature is 0.3-0.6 degrees lower than the oral temperature.

The advantages of the forehead temperature gun, such as easy to use, no contact, the child can also be measured in the state of sleep temperature. Therefore, in certain cases, the frontal temperature gun is used to quickly screen the body temperature, and the frontal temperature is also used to help determine the general temperature change.

Forehead Temperature Gun

How to use the frontal thermometer correctly?

To measure as accurately as possible, it is necessary to use it correctly and in strict accordance with the instructions for use. For example, when taking measurements.

1. make sure the forehead is dry, clean and unobstructed

2. The forehead temperature gun should be vertical to the forehead

3. Pay attention to the distance between the forehead and the frontal temperature gun in accordance with the recommendations of the manual。

When measuring the forehead temperature, it is recommended to measure the center of the forehead, which is above the eyebrow. The measurement distance is usually 1-5cm from the skin, making sure that there is no sweat on the forehead and no hair, hats, etc. to cover it. Repeat the measurement by removing the infrared probe first, and then take the next measurement at an interval of five seconds.

In winter, if the outdoor temperature is low and there is wind, it is recommended to measure the neck and wrist, which are relatively warm locations, because these two parts are wrapped with clothes, the body temperature is relatively constant and the measurement results are relatively accurate. The forehead temperature is influenced by the ambient temperature and blood circulation, if the outside temperature is high or direct sunlight, the forehead temperature will also rise accordingly. If the outside ambient temperature is low or just blowing cold wind, the forehead temperature will be low again.


The Forehead Temperature Gun (infrared thermometer) is designed for measuring the body's forehead temperature, which is very simple and convenient to use. 1 second accurate temperature measurement, no laser point, avoid potential damage to the eyes, no contact with human skin, avoid cross infection, one key temperature measurement, screening for influenza. It is suitable for family users, hotels, libraries, large enterprises and public institutions. It can also be used in hospitals, schools, customs, airports and comprehensive places. It can also be provided for medical personnel to use in clinics.


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