Frequently Asked Questions About Skin Ageing

1. At what age does skin start to age?

Skin is always ageing, but noticeable changes such as fine lines and reduced elasticity often begin in the late 20s to early 30s. Research shows that collagen production declines by about 1% per year from early adulthood (Shuster et al., Br J Dermatol, 1975).

2. What is the difference between intrinsic and extrinsic ageing?

  • Intrinsic ageing is the natural process driven by genetics and time. It includes slower skin cell turnover, thinning of the skin, and gradual collagen decline.

  • Extrinsic ageing is caused by environmental and lifestyle factors, such as sun exposure, smoking, and pollution. These external factors can accelerate visible signs like wrinkles and pigmentation (Kammeyer & Luiten, Clin Exp Dermatol, 2015).

3. Does the sun really make skin age faster?

Yes. Sun exposure is the leading cause of premature ageing, often called photoaging. Ultraviolet (UV) light damages collagen, elastin, and DNA in skin cells, contributing to wrinkles, pigmentation, and texture changes (Fisher et al., NEJM, 2002).

4. Can skincare or lifestyle choices slow skin ageing?

While no approach can stop ageing, evidence shows that daily sunscreen use, not smoking, a balanced diet, and good sleep can help reduce the impact of extrinsic ageing factors (Vierkötter et al., J Invest Dermatol, 2010).


⚠️ Disclaimer: This FAQ is for educational purposes only and does not replace individual medical advice. Please consult a qualified health professional for assessment and personalised recommendations.

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The Ageing Process of Skin: What Happens and Why