The Confusion of Fever
Many elderly people used to say that children should not have a fever for too long, or it could cause damage to their brains.
Is this true?
Xu Xiaomei, 20~29 year old female. Ask Date: 2010/07/23
Dr. Huang Yaofeng reply Pediatrics
In fact, fever is a normal response mechanism of our body to combat external infections.
For generally healthy children, fever itself is harmless.
Fever does not damage any organs or the brain.
Physicians are concerned about the underlying causes of the fever, while the fever itself only causes discomfort to the patient without any other issues.
The notion that fever can "burn out" the brain, as mentioned by the elderly, likely refers to fever caused by meningitis, which can lead to brain damage if not treated appropriately.
When a child has a fever, it is important to seek medical attention promptly, without panicking about the fever itself.
Reply Date: 2010/07/23
More Info
Fever in children is a common concern for parents, and there are many myths surrounding its implications and management. One prevalent myth is that prolonged fever can cause irreversible damage to the brain, often referred to in colloquial terms as "burning the brain." This belief can lead to unnecessary panic among caregivers. However, it is essential to understand the facts about fever and its role in the body.
Fever is a natural physiological response to infection or illness. It is part of the body's defense mechanism, helping to fight off pathogens such as viruses and bacteria. When a child has a fever, it is typically a sign that their immune system is actively working to combat an underlying infection. In healthy children, fever itself is not harmful and does not cause damage to the brain or other organs. The body can tolerate elevated temperatures quite well, and most fevers are self-limiting, resolving as the underlying cause is treated or resolves on its own.
The concern about fever causing brain damage often stems from specific medical conditions, such as severe infections like meningitis, which can lead to both fever and neurological complications if not treated promptly. However, it is crucial to differentiate between fever as a symptom and the underlying causes that may lead to serious health issues. In general, a fever of up to 104°F (40°C) is not dangerous for most children and does not require aggressive treatment unless the child is uncomfortable or has other concerning symptoms.
Parents should focus on monitoring their child's overall condition rather than solely the fever itself. If a child is alert, drinking fluids, and playing, they are likely not in immediate danger, even if they have a high fever. However, if a child exhibits signs of distress, lethargy, difficulty breathing, persistent vomiting, or if the fever lasts more than three days, it is essential to seek medical attention.
In managing fever at home, parents can use fever-reducing medications such as acetaminophen or ibuprofen, ensuring they follow the appropriate dosing guidelines based on the child's age and weight. Additionally, keeping the child comfortable with light clothing and a cool environment can help manage fever.
It is also important to note that while fever can be uncomfortable, it is not the fever itself that is harmful but rather the underlying illness causing it. Therefore, parents should be vigilant about the signs and symptoms accompanying the fever and consult a healthcare provider if they have concerns about their child's health.
In conclusion, the myth that fever can "burn the brain" is unfounded. Fever is a normal and often beneficial response to infection in children. Parents should remain calm and informed, focusing on their child's overall well-being rather than the fever alone. If there are any doubts or if the child's condition worsens, seeking medical advice is always the best course of action.
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