Lips are a visible body part at the mouth of humans and many animals. Lips are soft, movable, and serve as the opening for food intake, as an erogenous organ used in kissing and other acts of intimacy, as a tactile sensory organ, and in the articulation of speech.Anatomical basics of the human......

A facelift, technically known as a rhytidectomy (literally, surgical removal of wrinkles), is a type of cosmetic surgery procedure used to give a more youthful appearance. It usually involves the removal of excess facial skin, with or without the tightening of underlying tissues, and the redraping......

Botulinum toxin is a medication and a neurotoxic protein produced by the bacterium Clostridium botulinum. It is the most toxic protein known[1][2] with an LD50 of roughly 0.005-0.05 µg/kg. Despite this, it is used in minute doses, in some parts of the world, to treat muscle spasms. It is sold......