The medical secret behind Mona Lisa's smile?
For centuries, art historians have been troubled by Mona Lisa's enigmatic smile - but, according to one doctor, her cholesterol levels were more worrying.
For Dr Vito Franco, from Palermo University, she shows clear signs of a build-up of fatty acids under the skin, caused by too much cholesterol.
He also suggests there seems to be a lipoma, or benign fatty-tissue tumour, in her right eye.
Dr Franco says his medical examinations reveal more than artistic viewings.
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For Dr Vito Franco, from Palermo University, she shows clear signs of a build-up of fatty acids under the skin, caused by too much cholesterol.
He also suggests there seems to be a lipoma, or benign fatty-tissue tumour, in her right eye.
Dr Franco says his medical examinations reveal more than artistic viewings.