Why do you always have a low fever?
Recently, the discussion about "always having low-grade fever" has continued to rise across the Internet. Many netizens reported that they have been suffering from low-grade fever for a long time (body temperature 37.3℃-38℃), but there is no obvious cause. This article will combine hot topics and medical data in the past 10 days to analyze the common causes, coping methods and precautions for low-grade fever.
1. Analysis of common causes of low-grade fever
| Cause classification | Specific performance | Proportion (reference data) |
|---|---|---|
| infectious agents | Chronic tonsillitis, urinary tract infection, tuberculosis, etc. | about 35% |
| non-infectious factors | Hyperthyroidism, rheumatic immune diseases, etc. | about 25% |
| Functional low fever | Abnormal body temperature regulation caused by stress and anxiety | about 20% |
| other reasons | Drug reaction, early stage of tumor, etc. | about 20% |
2. Recent hot topics among netizens
1.Low fever persists after "Yangkang": A large number of netizens reported that low-grade fevers recurred within 1-3 months after recovering from COVID-19, which may be related to the recovery of the immune system.
2.Seasonal flu plus low-grade fever: There has been a high incidence of influenza in many places recently, and some patients still have low fever after their fever subsides, causing concern.
3.Sub-health status of people in the workplace: #久workingOvertime with Low Fever# has been read more than 5 million times, reflecting the correlation between work stress and abnormal body temperature.
3. Medical advice and examination items
| Suggestion type | Specific content |
|---|---|
| basic check | Blood routine, C-reactive protein, thyroid function |
| Advanced check | Tuberculin test, rheumatism immune screening |
| daily monitoring | Record body temperature 3 times a day (it is recommended to use the same thermometer) |
| life adjustment | Ensure sleep, moderate exercise, and vitamin supplements |
4. Coping strategies for different groups of people
1.youth group: Focus on checking for chronic infections (such as sinusitis) and immune diseases, and avoid overuse of antipyretics.
2.Women of childbearing age: Pay attention to gynecological inflammation and thyroid problems. The topic #Menstrual Low Fever# shows that 30% of women’s body temperature fluctuates significantly during menstruation.
3.Middle-aged and elderly people: Be wary of abnormal tumor markers, and it is recommended to increase chest and abdominal CT examinations.
5. Danger signs to be alert to
When a low-grade fever is accompanied by the following symptoms, you should seek medical attention immediately:
- Body weight loss >5% in a short period of time
- Severe night sweats
- swollen lymph nodes
- Continued joint swelling and pain
6. Excerpts from the latest opinions of experts
The director of the Department of Infectious Diseases at Peking Union Medical College Hospital recently pointed out in an interview: "The number of functional low-grade fever cases observed in 2023 increased by 40% year-on-year, which is closely related to environmental changes, characteristics of virus mutant strains and increased social pressure."
Data from the Shanghai Public Health Center shows:Low-grade fever that lasts for more than 2 weeksAmong the patients, about 60% were eventually diagnosed with organic diseases, and the rest were mostly psychogenic fevers.
Summary:Long-term low-grade fever may be an early warning signal from the body. It is recommended to conduct systematic examination to rule out pathological factors and pay attention to psychological adjustment. Online information is for reference only. Please follow your doctor’s advice for specific diagnosis and treatment.
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