Happy, surprised, melancholy? When it comes to expressing emotions brows tell it all. Eyebrows set the tone for a face and are key conveyors of mood. An appropriately positioned and shaped brow contributes to a pleasant, alert facial outlook, while a droopy or sparse brow conveys tiredness or sadness. Apart from their role in expression, eyebrow position can also influence side vision and apparent eyelid position. Sagging brows are a surprisingly common and often unappreciated cause of side vision loss.
Eyebrows accomplish their important role in conveying mood and emotion through the interplay of several muscles.