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Zygomaticus major muscle (associated with smiling). Facial EMG has been studied to assess its utility as a tool for measuring emotional reaction. [3] Studies have found that activity of the corrugator muscle, which lowers the eyebrow and is involved in producing frowns, varies inversely with the emotional valence of presented stimuli and reports of mood state [citation needed].
In U.S. constitutional law, a facial challenge is a challenge to a statute in which the plaintiff alleges that the legislation is always unconstitutional, and therefore void. It is contrasted with an as-applied challenge , which alleges that a particular application of a statute is unconstitutional.
Cephalometric analysis depends on cephalometric radiography to study relationships between bony and soft tissue landmarks and can be used to diagnose facial growth abnormalities prior to treatment, in the middle of treatment to evaluate progress, or at the conclusion of treatment to ascertain that the goals of treatment have been met. [5]
Facials may include the use of a facial mask. A facial is a family of skin care treatments for the face, including steam, exfoliation (physical and chemical), extraction, creams, lotions, facial masks, peels, and massage. They are normally performed in beauty salons, but are also a common spa treatment. They are used for general skin health as ...
Galvanic treatment in the beauty industry has been described since at least the 1970s [15] and earlier. [13] Sometimes called galvanism, the treatment aims to improve the skin in two ways: (1) cleansing: a process called desincrustation, and (2) nourishing the skin condition, through an electro-chemical process [16] called iontophoresis [17] (also called ionisation). [18]
A systematic review examined the benefits and clinical efficacy of routine skin care activities, such as washing, bathing, and applying lotions, in acute and long-term care adult settings. The study led to a proposed 2-step program targeting adults with intact or preclinically damaged skin.
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Some face recognition algorithms identify facial features by extracting landmarks, or features, from an image of the subject's face. For example, an algorithm may analyze the relative position, size, and/or shape of the eyes, nose, cheekbones, and jaw. [36] These features are then used to search for other images with matching features. [37]