What's wrong with the vertical stripes on the forehead? What's wrong with the vertical stripes on the forehead?

1, the vertical lines on the forehead are a manifestation of skin aging, which can be seen from the brow lines. Eyebrow wrinkles are caused by the contraction of the frown muscle, the medial edge of the orbicularis oculi muscle, the depressor muscle and the eyebrow muscle.

2, it may also belong to forehead lines, which is caused by the contraction of frontal muscles. Usually, patients' frequent facial expressions will produce forehead lines.