Can I use an air conditioner for a child with a fever?
Generally speaking, fever refers to an elevated body temperature. Whether a child with a fever can have the air conditioner turned on depends on the specific circumstances. If the child feels hot and uncomfortable due to the fever, it is usually acceptable to use the air conditioner. However, if the fever is caused by a cold due to exposure to cold (wind-cold type cold), it is not recommended to use the air conditioner. Detailed explanations are as follows:

In hot summer conditions or when the indoor temperature is extremely high, a child may feel stuffy and uncomfortable due to both the fever and the high ambient temperature, which might even worsen the fever symptoms. In such cases, appropriately turning on the air conditioner can help lower the indoor temperature, providing a relatively cooler environment that facilitates heat dissipation and recovery for the child.
If the child's fever is caused by a wind-cold type common cold or if the child is sensitive to cold air and easily feels chilly or develops respiratory symptoms, using the air conditioner may exacerbate the child's discomfort and potentially worsen the illness.
If you decide to use the air conditioner, ensure the indoor temperature isn't set too low to prevent excessive temperature differences that could aggravate the condition. Additionally, maintain good indoor air circulation by regularly opening windows for ventilation to prevent bacterial growth. Furthermore, avoid allowing the child to be directly exposed to the air conditioner's airflow to prevent catching a chill or developing other discomfort symptoms.