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What does it mean if there are wrinkles around the mouth?

Dec 01, 2025 Source: Cainiu Health
Dr. Liu Wenmin
Introduction
Wrinkles around the mouth may result from natural skin aging, frequent facial expressions, dry and dehydrated skin, prolonged exposure to ultraviolet radiation, or unhealthy lifestyle habits. As people age, the skin gradually loses collagen and elastic fibers, reducing its structural support. This causes the skin around the mouth to become loose and form wrinkles. These wrinkles tend to deepen over time and are part of normal physiological aging.

Generally, wrinkles around the mouth may result from natural skin aging, frequent facial expressions, dry and dehydrated skin, prolonged exposure to ultraviolet (UV) radiation, or unhealthy lifestyle habits. A detailed analysis is as follows:

1. Natural skin aging: As people age, collagen and elastic fibers in the skin gradually diminish, reducing skin support. The skin around the mouth becomes loose, leading to wrinkle formation. These wrinkles naturally deepen over time and are part of normal physiological aging.

2. Frequent facial expressions: Repeated exaggerated mouth movements—such as laughing loudly, puckering the lips, or pursing the lips while smoking—continuously stretch the skin around the mouth. This repeated motion reduces skin elasticity and can lead to dynamic wrinkles, which may eventually become static wrinkles over time.

3. Dry and dehydrated skin: The skin around the mouth produces less oil. Without proper daily moisturization or when exposed to dry environments, excessive water loss can damage the skin barrier, resulting in fine, dry lines. This condition is particularly noticeable during autumn and winter seasons.

4. Prolonged UV exposure: Ultraviolet rays break down collagen and elastic fibers, accelerating skin aging. They also stimulate melanin production, causing the skin around the mouth to become rough and loose, thereby triggering or worsening wrinkles. This effect is especially prominent among individuals who work outdoors for extended periods.

5. Unhealthy lifestyle habits: Chronic sleep deprivation, smoking, and excessive alcohol consumption impair skin metabolism and nutrient absorption, deteriorating overall skin health. Collagen production decreases, making the mouth area more prone to wrinkles, while the skin's ability to recover is significantly reduced.

To maintain healthy skin around the mouth, ensure adequate hydration by regularly applying gentle moisturizers; practice sun protection when outdoors to avoid direct UV exposure; if wrinkles significantly affect appearance, consult a professional for appropriate treatment options.

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