Cheek Lines When Smiling: Causes and Options | Dr Sknn

Cheek lines that appear when you smile

Lines or small creases can appear across the cheeks when the face moves. They are a normal feature of expression and may be visible only when smiling, or also remain to some degree when the face is at rest. Their position, depth and symmetry vary from person to person.

The phrase “smile lines” is used loosely online. Cheek creases are not necessarily the same as nasolabial folds, which run from the side of the nose towards the mouth, or lines beside the eyes. That distinction matters because different areas and causes should not be treated as though they are interchangeable. If your concern is the fold beside the nose and mouth, read our guide to smile-line assessment.

Why cheek creases can become more visible

Smiling contracts the muscles beneath the skin and changes the way the cheek folds. With time, repeated movement and normal changes in skin structure can make some expression lines easier to see. Ultraviolet exposure and smoking can contribute to premature skin ageing, while dry skin can make fine surface lines look more noticeable. No single explanation applies to everyone.

A photograph taken in one expression cannot show the full pattern. A useful assessment compares the cheeks at rest and during movement and considers whether the visible concern is mainly a surface line, a fold caused by movement, a change in facial volume, or a combination.

What skincare can and cannot do

Daily broad-spectrum sunscreen with at least SPF 30 helps protect against further sun-related skin ageing. A suitable moisturiser can temporarily soften the appearance of some fine lines by holding water in the outer layer of the skin. Use finished products as directed and stop if a product causes persistent irritation.

Skincare cannot stop facial movement, guarantee that an expression line will disappear, or restore facial volume. Evidence for an ingredient does not prove that every cream or serum containing it will produce the same result. Product choice should take account of the complete formulation, directions, skin type and tolerance.

Assessment before any cosmetic procedure

Cheek lines that appear during a smile are not automatically an indication for an injectable or device procedure. Adding volume to a moving crease without establishing the cause may not address the concern and may alter facial balance. A practitioner should explain what they believe is creating the line, what change is realistically possible, which areas would be treated, and why the proposed option is suitable.

Any procedure has limits and risks. Depending on the procedure, these can include discomfort, redness, swelling, bruising, infection, pigment change, asymmetry or an unsatisfactory result. Injectable filler also carries rare but serious vascular risks. Results and duration vary, and no result can be guaranteed. Sometimes the most appropriate outcome of an assessment is skincare advice or no procedure.

Planning with Dr Sknn

Dr Sknn is an independent private aesthetics and cosmetics clinic. Consultations are available in Wilmslow and Didsbury; Leigh is closed. A service is only offered at a clinic where an eligible practitioner provides it, and availability shown in the booking app takes precedence over general website wording.

Doctor, Nurse and Qualified Practitioner consultations are free. A Doctor consultation has a separate £50 reservation fee. The current cancellation and rescheduling terms are shown in the Dr Sknn booking app.

This guide concerns a cosmetic appearance question. A new facial change that is sudden, painful, associated with weakness or numbness, or otherwise worrying needs appropriate healthcare assessment rather than a cosmetic consultation.