Why is the cold always bad?
Recently, there has been a lot of discussion on the Internet about "colds are always bad". Many netizens reported that cold symptoms lasted far longer than expected and even recurred. This article will combine hot topics and medical data in the past 10 days to analyze possible causes and countermeasures for you.
1. Common reasons why colds persist for a long time
| Cause classification | Specific performance | Proportion (discussion data of the entire network) |
|---|---|---|
| Virus mutation | New cold virus strains emerge | 32% |
| low immunity | Staying up late, stressed, and undernourished | 28% |
| secondary infection | Bacterial sinusitis/otitis media | 19% |
| Misdiagnosis and misjudgment | Allergic rhinitis/flu confusion | 15% |
| Improper medication | Antibiotic abuse/voluntary discontinuation | 6% |
2. Recent hot topics
1."Long cold" phenomenon attracts attention: Multiple media reported that the average duration of colds this winter is 3-5 days longer than in previous years. Medical experts speculate that it is related to multiple viral cross-infections.
2.Immunity debt debate heats up: After the lifting of epidemic prevention measures, the immune system of some people has declined in their ability to respond to respiratory viruses, and related topics have been read more than 200 million times.
3.Evaluation of Internet celebrity folk remedies: Ginger Coke, Vitamin C shock therapy and other folk remedies have caused controversy on short video platforms, and experts have warned that they need to be treated scientifically.
3. Symptom duration comparison table
| Symptom type | normal course of disease | Early warning line requiring medical treatment |
|---|---|---|
| Congested nose and runny nose | 7-10 days | >14 days |
| sore throat | 3-5 days | >7 days with fever |
| cough | 2-3 weeks | >4 weeks |
| General fatigue | 5-7 days | >10 days |
4. Advice from medical experts
1.Check for secondary infection: If cold symptoms still do not improve after 10 days, it is recommended to conduct a blood routine/C-reactive protein test to rule out the possibility of bacterial infection.
2.Enhance immune monitoring: Daily supplement of high-quality protein (eggs, milk) and vitamin D to ensure more than 7 hours of sleep.
3.environmental management: Keep the indoor humidity at 50%-60%, ventilate twice a day, and avoid contact with irritants such as second-hand smoke.
4.Scientific medication principles:
| Symptoms | Recommended medicine | life cycle |
|---|---|---|
| nasal congestion | saline rinse | Can be used for a long time |
| Fever | Acetaminophen | ≤3 days |
| cough | Dextromethorphan (dry cough) | ≤7 days |
5. Special reminder
Appeared in many places recentlyInfluenza and common cold mixed infectionIf you have any of the following symptoms, you should seek medical attention immediately: persistent high fever (>39°C for more than 3 days), chest tightness and shortness of breath, confusion, or coughing up blood. According to statistics from health agencies, the number of mixed infection cases has increased by 40% since December compared with the previous month, and the related topic #Cold and Flu Silently Distinguished Clear# has become a hot search on Weibo.
By analyzing the discussion data on the entire Internet, it was found that about 65% of the cases of "cold that does not heal" have nursing misunderstandings, including: premature resumption of strenuous exercise (23%), drinking alcohol to keep out the cold (18%), and over-reliance on Chinese patent medicines (24%). It is equally important to scientifically understand the course of colds and avoid anxiety.
If your cold symptoms last for more than two weeks, it is recommended to go to the respiratory medicine department for a system check and, if necessary, a pathogen nucleic acid test. Winter is a period of high incidence of respiratory diseases. While taking precautions, we must also be rational about changes in the course of the disease.
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