Psychology & Psychiatry

Botox influences the control of emotions in the brain

The bacterial toxin botulinum toxin (BTX)—colloquially known as Botox—is probably known to most people as a remedy for wrinkles. But botulinum toxin can do even more: if it is injected into the forehead, for example, ...

Psychology & Psychiatry

'Smiling eyes' may not signify true happiness after all

A smile that lifts the cheeks and crinkles the eyes is thought by many to be truly genuine. But new research at Carnegie Mellon University casts doubt on whether this joyful facial expression necessarily tells others how ...

Psychology & Psychiatry

Downward head tilt can make people seem more dominant

We often look to people's faces for signs of how they're thinking or feeling, trying to gauge whether their eyes are narrowed or widened, whether the mouth is turned up or down. But findings published in the June 2019 issue ...

Surgery

Surgeons transform static 'Mona Lisa' smiles to joyous ones

By modifying a muscle transplant operation, Johns Hopkins surgeons report they are able to restore authentic facial expressions of joy—wide and even smiles—to selected patients with one-sided facial muscle paralysis due ...

Surgery

Multivector gracilis muscle flap viable for facial reanimation

(HealthDay)—The gracilis flap can be designed as a functional double paddle flap for a multivector facial reanimation after facial paralysis, according to a study published online March 22 in JAMA Facial Plastic Surgery.

Surgery

Signs and symptoms of Bell's palsy

Bell's palsy causes sudden weakness in your facial muscles. This makes half of your face appear to droop. Your smile is one-sided, and your eye on that side resists closing.

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