What's the matter with the sudden itching all over the body? Analysis of hot health topics in 10 days
Recently, "sudden itching all over the body" has become one of the hot health topics on the Internet. Many netizens reported symptoms of itching all over the body without obvious triggers, which aroused widespread concern. This article will analyze the possible causes and countermeasures based on the hotspot data of the entire network in the past 10 days.
1. Popularity data of related topics across the entire network (last 10 days)

| Platform | Amount of related topics | Search peak date |
|---|---|---|
| 28,500+ | 2023-11-05 | |
| Baidu Index | Average daily search volume 1,200+ | 2023-11-08 |
| Douyin | The #skinitch topic has 5.6 million views | Continue to rise |
| Zhihu | 85 new related questions were added | 2023-11-03 to 11-12 |
2. Analysis of common causes
According to a recent interview with a dermatologist from a tertiary hospital, sudden itching all over the body may be caused by the following reasons:
| Reason type | Proportion | Typical characteristics |
|---|---|---|
| dry skin | 42% | High incidence in autumn and winter, accompanied by desquamation |
| allergic reaction | 23% | Appears after exposure to new items/foods |
| endocrine diseases | 15% | Diabetes/hyperthyroidism and other complications |
| Hepatobiliary diseases | 8% | Jaundice with itching |
| Neurotic itch | 7% | Worse when stressed |
| other reasons | 5% | Drug reactions, etc. |
3. Reminder of recent special cases
1.Post-flu itching:Hospitals in many places have reported that some patients who have recovered from influenza have itchy skin symptoms, which may be related to residual viral toxins.
2.Allergy to new clothes:During Double Eleven, there were many cases of excessive formaldehyde in clothes purchased online, causing itching all over the body. Experts recommend that new clothes need to be washed thoroughly.
3.Heating allergy:After the start of central heating in the north, cases of skin barrier damage caused by indoor and outdoor temperature differences increased by 30%.
4. Suggestions on countermeasures
| Symptom level | Solutions | Indications for medical treatment |
|---|---|---|
| Mild itching | Moisturizing care + avoid scratching | No relief for 3 days |
| moderate itching | Oral antihistamine + cold compress | Appears with rash |
| severe itching | Seek medical examination immediately | Affects sleep/scratches |
5. Prevention Tips
1. In winter, the bath water temperature should not exceed 38°C and reduce the frequency of use of shower gel.
2. Choose underwear without fluorescent agents or fragrances
3. Keep indoor humidity 40%-60%
4. Record a list of food/contact items when itching occurs.
5. Avoid over-reliance on anti-itch ointments (some contain hormones)
6. Special reminder from experts
The director of the Department of Dermatology at Peking Union Medical College Hospital recently pointed out in a health live broadcast:"Itching all over the body without a rash may be a sign of internal diseases, especially if itching worsens at night, hepatobiliary diseases need to be investigated."It is recommended that those with persistent itching for more than 1 week must undergo a liver function test.
Note: The statistical period of the data in this article is from November 3 to November 12, 2023, and is compiled based on public data from various platforms. Please follow your doctor's advice for specific diagnosis and treatment.
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