Answers are grounded in this paper and cite their sources.
In contrast to conventional descriptions, this study demonstrated the stability of the eyebrow position with aging. This results from a physiological state of muscular compensation and may help explain the questionable results of eyebrow surgery.
No takes yet. Share an insight, caveat, or question.
Bruneau et al. (2016) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: