37.5°C is considered a fever in the elderly and is a state of low fever. Because the range of low fever value for adults is between 37.4-38°C, 37.5°C is considered a state of fever, which is a low fever. The normal human body temperature, if measured by the axillary temperature range is 36-37 ℃; using the anus to measure the body temperature, the value is 0.1-0.2 ℃ higher than the oral value; oral temperature, the normal value range is 36.1-37.℃, so 37.5 ℃ is obviously higher than the normal value, belongs to the fever state. The elderly fever discomfort condition is not too obvious, there is no obvious systemic symptoms, however, must pay attention to observe the elderly’s mental condition, it is recommended to drink more water, more rest.