What should you know about deep stretch marks?

Stretch marks form when the skin is stretched and its collagen and elastic fibres change. Earlier marks may be red or purple; established marks often become pale, silvery, or darker than nearby skin and can feel slightly depressed. They commonly occur on the abdomen, hips, thighs, breasts, upper arms, or lower back after pregnancy, growth, body-size change, or muscle development. Their depth describes texture and contrast, not a dangerous process, but a sudden unexplained change deserves a medical review.

Moisturiser can make dry skin feel more comfortable, and sun protection can reduce contrast on exposed areas. No over-the-counter cream can reliably rebuild the deeper fibres, so be cautious with products promising complete removal. A dermatologist may consider Microneedling, Fractional Laser Treatment, RF Microneedling, or Carboxytherapy after assessing the mark’s colour, depth, location, skin tone, and scar history. Treatments may improve texture or blending gradually, and realistic planning matters because the original skin structure may not return.

Arrange a review if marks develop quickly without a clear stretch, become unusually broad, or appear alongside easy bruising, weakness, facial changes, or other new symptoms. Seek prompt care for pain, warmth, swelling, drainage, or fever. A clinician can review medicines, including corticosteroids, and check whether a hormonal or inflammatory condition needs attention.

Ask whether the marks are established striae, which improvement is realistic, how your skin tone affects treatment choice, what recovery involves, and how pigment changes or raised scars will be managed.