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Ophthalmology. Toxic and nutritional optic neuropathy is a group of medical disorders defined by visual impairment due to optic nerve damage secondary to a toxic substance and/or nutritional deficiency. The causes of these disorders are various, but they are linked by shared signs and symptoms, which this article will describe.
Methanol toxicity (also methanol poisoning) is poisoning from methanol, characteristically via ingestion. [1] Symptoms may include a decreased level of consciousness, poor or no coordination, vomiting, abdominal pain, and a specific smell on the breath. [1][2] Decreased vision may start as early as twelve hours after exposure. [2]
"Drinking alcohol in moderation may increase your overall risks of death and chronic disease," the agency stated on its website. "Even low levels of alcohol use (less than one drink per day) can ...
Exposure of skin to ultraviolet radiation from sunlight presents both positive and negative health effects. On the positive side, UV exposure enables the synthesis of vitamin D3, which is essential for bone health [1] and potentially plays a role in inhibiting certain cancers. [2][3] While vitamin D can also be obtained through dietary ...
Consequences of repeated chroming can include poor performance at school, kidney or liver dysfunction, electrolyte disturbances, neuropathy, addiction, brain or heart damage, memory and ...
Public fears of cell phone exposure were elevated after an early trial in 2008 found a correlation between glioblastoma (an aggressive malignant brain cancer) and acoustic neuromas, which Saphier ...
Sungazing is the unsafe practice of looking directly at the Sun.It is sometimes done as part of a spiritual or religious practice, most often near dawn or dusk. [1] The human eye is very sensitive, and exposure to direct sunlight can lead to solar retinopathy, pterygium, [2] cataracts, [3] and potentially blindness.
Super-processed packaged foods have become prevalent in U.S. diets — and experts are warning of the potential effects. Recent research has shown that 60% of Americans' daily caloric intake comes ...