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The symptoms and signs associated with convergence insufficiency are related to prolonged, visually demanding, near-centered tasks. They may include, but are not limited to, diplopia (double vision), asthenopia (eye strain), transient blurred vision, difficulty sustaining near-visual function, abnormal fatigue, headache, and abnormal postural adaptation, among others.
Summary. Description. A handjob video.ogv. English: In this video a female is giving a handjob to a recumbent, bottomless male. Male's (age 35) genitalia are shaved and lubricated, his penis is uncircumcised and erect. The female stimulates male's penis and testicles by hand until the male achieves an orgasm and ejaculates.
Kate Moss has appeared in music videos for Elton John, Paul McCartney and George Michael. Naomi Campbell appeared in George Michael's "Freedom! '90" and Duran Duran's "Girl Panic!" alongside various other supermodels. In 2002, Natalia Vodianova appeared in the music video for "I Get Along" by the Pet Shop Boys.
Oscillopsia is a visual disturbance in which objects in the visual field appear to oscillate. The severity of the effect may range from a mild blurring to rapid and periodic jumping. [1] Oscillopsia is an incapacitating condition experienced by many patients with neurological disorders. [2] It may be the result of ocular instability occurring ...
"Administration of progesterone after traumatic brain injury (TBI) and stroke reduces edema, inflammation, and neuronal cell death, and enhances spatial reference memory and sensory-motor recovery." In a clinical trial, a group of severely injured patients had a 60% reduction in mortality after three days of progesterone injections.
1 in 40,000 newborns [1] Leber congenital amaurosis ( LCA) is a rare inherited eye disease that appears at birth or in the first few months of life. [2] It affects about 1 in 40,000 newborns. [1] LCA was first described by Theodor Leber in the 19th century. [3] [4] It should not be confused with Leber's hereditary optic neuropathy, which is a ...
Binocular rivalry. Binocular rivalry is a phenomenon of visual perception in which perception alternates between different images presented to each eye. [1] An image demonstrating binocular rivalry. If you view the image with red-cyan 3D glasses, the text will alternate between Red and Blue. 3D red cyan glasses are recommended to view this ...
Traumatic brain injury modeling. Traumatic brain injury modeling replicates aspects of traumatic brain injury (TBI) as a method to better understand what physically happens to the brain. Researchers use a variety of models for this process, with different models able to replicate certain aspects of TBI while also producing their own limitations.