Why is the middle of the forehead concave? ——Comprehensive analysis from anatomy to fashion trends
In the past 10 days, the discussion on "the middle of the forehead is sunken" has soared across the Internet. From medical anatomy to beauty trends, this phenomenon has attracted widespread attention. This article will combine hot topics and structured data to solve this mystery for you.
1. Anatomical perspective: natural characteristics of skull structure

From a medical perspective, a slight depression in the middle of the forehead (medically known as the "frontal bone") is a normal physiological phenomenon. The following are common causes of frontal bone depression:
| Reason type | incidence | Feature description |
|---|---|---|
| genetic factors | about 45% | Familial cranial structural features |
| developmental variation | about 30% | Differences in skull closure process during fetal period |
| recovery after trauma | about 15% | Bone remodeling after minor trauma |
| other reasons | about 10% | Including malnutrition, etc. |
2. The amplification effect of social media
The popularity data of related topics in the past 10 days shows:
| platform | Amount of related topics | growth rate |
|---|---|---|
| Douyin | 23,000 items | ↑180% |
| 18,000 items | ↑150% | |
| little red book | 12,000 items | ↑200% |
Reasons for the soaring popularity include: many Internet celebrities shared makeup tutorials for "sunken foreheads", the protagonist of a popular TV series has obvious sunken forehead features, and medical beauty institutions promote related filling projects, etc.
3. New trends in beauty trends
Surprisingly, this physiological characteristic is turning into a new aesthetic trend. Investigation shows:
| attitude | Proportion | Typical comments |
|---|---|---|
| considered to be uniquely beautiful | 42% | “It’s more recognizable than the uniform full forehead.” |
| neutral | 35% | “It doesn’t matter if it doesn’t affect your health.” |
| hope to improve | 23% | "Consider injectable fillers" |
4. Health signals that require vigilance
While most are normal, some dents may indicate a health problem:
1.Sudden worsening of depression: May indicate osteoporosis or calcium loss
2.accompanied by headache: Abnormal intracranial pressure needs to be ruled out
3.Obvious depression in childhood: It is recommended to check vitamin D levels
5. Expert advice
1. Don’t worry too much about physiological depression
2. Consult a professional physician before pursuing cosmetic results.
3. Be wary of appearance anxiety created by social media
4. Pay attention to bone health with regular physical examinations
From anatomical characteristics to aesthetic trends, the phenomenon of “sunken forehead” vividly demonstrates how physical characteristics are reinterpreted by society and culture. While paying attention to appearance, we should also establish scientific health awareness.
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