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What causes low grade fever in adults? A low-grade fever, typically defined as a body temperature between 99°F and 102°F (37.2°C to 38.9°C), is a common symptom that can be caused by a wide range of conditions. While it is often a sign of an infection, it can also be triggered by other factors. In this article, we will explore the various causes of low-grade fever in adults and help you understand when to seek medical attention.
原因一：感染
One of the most common causes of low-grade fever in adults is an infection. This can include viral infections such as the common cold, flu, or COVID-19, as well as bacterial infections like urinary tract infections (UTIs) and strep throat. When the body fights off an infection, it often produces a fever as a part of the immune response.
原因二：药物副作用
Another possible cause of a low-grade fever is a side effect of certain medications. Some drugs, such as blood thinners, certain antidepressants, and antibiotics, can raise body temperature as a side effect. It’s important to be aware of the potential side effects of any medication you’re taking.
原因三：炎症性疾病
Low-grade fever can also be a symptom of inflammatory diseases, such as rheumatoid arthritis, lupus, or inflammatory bowel disease. These conditions cause chronic inflammation in the body, which can lead to a persistent low-grade fever.
原因四：其他因素
In addition to infections, medications, and inflammatory diseases, there are other factors that can cause low-grade fever in adults. These include hormonal imbalances, autoimmune disorders, and certain cancers. It’s important to note that while a low-grade fever can be a sign of these conditions, it is not always indicative of a serious illness.
何时寻求医疗帮助
While a low-grade fever is often a minor concern, there are certain situations where you should seek medical attention. If you have a low-grade fever that persists for more than a few days, or if you have other symptoms such as severe headache, difficulty breathing, or confusion, it’s important to consult a healthcare professional. Additionally, if you have a weakened immune system, such as due to HIV/AIDS or chemotherapy, a low-grade fever can be a sign of a serious infection and should be evaluated promptly.
结论
In conclusion, low-grade fever in adults can be caused by a variety of factors, ranging from minor infections to more serious conditions. Understanding the potential causes and knowing when to seek medical attention can help you manage your symptoms effectively and ensure your health and well-being.
