How do I tell a dynamic line from a static one at home?

Look in a mirror with your face completely relaxed, then take a photograph of yourself not expressing anything. If the line is in the photograph, it is static. If it only shows up when you frown, raise your brows or smile, it is dynamic. Most people have some of each and are surprised by which is which.

Will treating dynamic lines now stop static ones forming later?

Reducing repeated folding does appear to slow the rate at which a dynamic line becomes an established one, which is why some people start earlier than they otherwise would. It is a reasonable reason to treat and it is not a promise about what your face will look like in twenty years.

Is there anything that helps the fine crinkling under my eyes?

Sometimes. Very fine crepey texture under the eye often improves with a series of light resurfacing or microneedling and with sun protection you actually use. It is also one of the areas where the honest answer is frequently that the improvement will be modest, and we would rather say that first.

When is this something I should see a dermatologist about instead?

Any line or crease that is new and one-sided, any area where the skin is thinning to the point of tearing or bruising without cause, and anything that has changed shape, color or texture rather than simply deepening. Those are medical findings and they are not treated with aesthetics.

How much can I expect to change?

Movement lines usually soften substantially. Established creases usually soften partially, over a course, and stay softened for as long as you keep up whatever produced the change. Anyone describing either one as a return to the face you had at twenty-five is selling rather than assessing.

Fine lines and wrinkles

There are two kinds of lines on a face and they need completely different treatments. Dynamic lines appear when you move and disappear when you stop — those respond to neuromodulators. Static lines are visible when your face is at rest, because the skin has been folding in the same place for years and the collagen underneath has thinned — those need resurfacing, remodeling, or support, and a neuromodulator will barely touch them. Most disappointment in this category comes from treating the second kind as though it were the first.

Why this happens

A dynamic line is a crease in skin that is being folded by a muscle underneath it. The muscle contracts, the skin above it buckles, and when the muscle relaxes the skin flattens out again. Frown lines, forehead lines and the fan of lines at the outer eye are all this kind, at least to begin with. Nothing has changed structurally; the skin is simply being moved.

A static line is what that same crease becomes after enough repetitions and enough time. Dermal collagen thins with age and with cumulative ultraviolet exposure, elastin fragments, and the skin loses the springiness that used to let it flatten back out. At that point the line is present on a face doing nothing at all, and softening the muscle underneath it changes very little — the fold is in the tissue now, not in the movement.

Almost every face has both, in different places, and the mix shifts over a decade. That is why the useful question at a consultation is never which treatment you want, but which lines you are actually pointing at, and whether they are still there when your face is completely still.

What actually helps

Each of these does something specific about the mechanism above. The sentence under each one is what it does for this, which is not the same as what its own page says it does in general.

Neuromodulators
The right tool when the line only shows up on movement — it softens the contraction that is doing the folding, so the skin above stops buckling.
Dermal filler
Used sparingly to support a static fold from underneath, most often at the deeper creases running from nose to mouth, where softening a muscle would achieve nothing.
Microneedling
Works on the fine, shallow etching across the cheeks and upper lip by thickening the dermis over a series, rather than by changing what any muscle does.
Laser resurfacing
The strongest option for lines that are visible at rest, because it forces remodeling in the layer where a static line actually lives.

What won’t work

A neuromodulator on lines that are visible when your face is completely still. It is the single most common mismatch in aesthetics, it is usually sold rather than assessed, and the result is a person who paid for something and cannot see a difference.
Any topical product that promises to remove an established fold. Retinoids and well-formulated actives genuinely improve skin quality and fine surface etching, and they do not restructure a crease that took fifteen years to form.
Filler placed directly into a fine line in thin skin. It reads as a ridge under the surface in certain light, and once it is there the options are waiting it out or dissolving it.
One session of anything. Lines that are visible at rest respond to a course of treatment or to a single heavy one; they do not respond to a light treatment done once and then abandoned.

Where we’d start, and why

1We look at your face at rest first, before you make any expression at all, and mark what is visible then. That is the static set, and it defines what is realistically treatable and by what.
2Then we watch you move. Anything that appears on movement and vanishes at rest is the dynamic set, and it is the part a neuromodulator is genuinely good at.
3If the two sets overlap heavily — a line that is deep on movement and faintly visible at rest — we usually start with the neuromodulator alone and reassess at twelve weeks. Softening the movement lets the skin stop being folded, and a proportion of the resting line improves on its own without anything further being done to it.
4Resurfacing or microneedling comes after that, once we know how much of what you are seeing was movement and how much was structure. Doing it in the other order means paying for the expensive treatment to fix a problem the cheap one would have solved.

What would make us decline

These are the answers we actually give in the room, and they are the reason the practice is called what it is called.

You want a neuromodulator in an area where the lines are clearly static, and after we have explained the difference you still want us to treat it. We would rather lose the booking than take payment for a treatment we have just told you will not work.
You are asking for movement to be removed entirely across the whole upper face. That result is achievable and it is not one we produce — a face that cannot express anything is the outcome this practice exists to argue against.
You have had injectable work elsewhere within the last eight weeks and want more now. Layering onto a result that has not settled is how people end up somewhere they did not intend to be.

What this is not

If the change you are seeing is a sudden asymmetry, a drooping eyelid, a new lesion inside a line, or skin that has become fragile and tears easily, that is not an aesthetics conversation and we will send you to a dermatologist or your physician rather than treating it.

What we are required to tell you, in full

Questions about fine lines and wrinkles

How do I tell a dynamic line from a static one at home?
Look in a mirror with your face completely relaxed, then take a photograph of yourself not expressing anything. If the line is in the photograph, it is static. If it only shows up when you frown, raise your brows or smile, it is dynamic. Most people have some of each and are surprised by which is which.
Will treating dynamic lines now stop static ones forming later?
Reducing repeated folding does appear to slow the rate at which a dynamic line becomes an established one, which is why some people start earlier than they otherwise would. It is a reasonable reason to treat and it is not a promise about what your face will look like in twenty years.
Is there anything that helps the fine crinkling under my eyes?
Sometimes. Very fine crepey texture under the eye often improves with a series of light resurfacing or microneedling and with sun protection you actually use. It is also one of the areas where the honest answer is frequently that the improvement will be modest, and we would rather say that first.
When is this something I should see a dermatologist about instead?
Any line or crease that is new and one-sided, any area where the skin is thinning to the point of tearing or bruising without cause, and anything that has changed shape, color or texture rather than simply deepening. Those are medical findings and they are not treated with aesthetics.
How much can I expect to change?
Movement lines usually soften substantially. Established creases usually soften partially, over a course, and stay softened for as long as you keep up whatever produced the change. Anyone describing either one as a return to the face you had at twenty-five is selling rather than assessing.