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They develop breath muscle memory that seems more accessible during stressful situations, and they are able to calm themselves when faced with difficulty or frustration. They also sleep better ...
West is the lead author of a new study recently published in the journal BMJ Public Health that found that getting between 7 and 9 hours of sleep each night was optimal for brain health. The ...
Sleep: About eight hours of sleep a night is critical for brain health. It allows the brain to recharge, reorganize, regulate emotions and remove waste that builds up during the day. Stress ...
The iris dilator muscle ( pupil dilator muscle, pupillary dilator, radial muscle of iris, radiating fibers ), is a smooth muscle [2] of the eye, running radially in the iris and therefore fit as a dilator. The pupillary dilator consists of a spokelike arrangement of modified contractile cells called myoepithelial cells.
The upper half of a sagittal section through the front of the eyeball. ("Sphincter of pupil" labeled near bottom-center.) The iris sphincter muscle ( pupillary sphincter, pupillary constrictor, circular muscle of iris, circular fibers) is a muscle in the part of the eye called the iris. It encircles the pupil of the iris, appropriate to its ...
The orbicularis oculi is a muscle in the face that closes the eyelids. It arises from the nasal part of the frontal bone, from the frontal process of the maxilla in front of the lacrimal groove, and from the anterior surface and borders of a short fibrous band, the medial palpebral ligament . From this origin, the fibers are directed laterally ...
Mood issue #3: Not getting enough sleep. A poor night’s sleep can make you feel cranky the next day. But chronic sleep problems can also lead to cognitive problems over time, according to the ...
The corrugator supercilii muscle is a small, [1] narrow, [citation needed] pyramidal muscle [1] of the face. [citation needed] It arises from the medial end of the superciliary arch; it inserts into the deep surface of the skin of the eyebrow . It draws the eyebrow downward and medially, producing the vertical "frowning" wrinkles of the forehead.