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Sleep inversion may be a symptom of elevated blood ammonia levels [2] and is often an early symptom of hepatic encephalopathy. [3] Sleep inversion is a feature of African trypanosomiasis, after which the disease takes its common name, "African sleeping sickness"; [4] sleep-wake cycle disturbances are the most common indication that the disease has reached the stage where infection spreads into ...
Hyperammonemia, or high ammonia levels, is a metabolic disturbance characterised by an excess of ammonia in the blood. Severe hyperammonemia is a dangerous condition that may lead to brain injury and death. It may be primary or secondary. Ammonia is a substance that contains nitrogen. It is a product of the catabolism of protein.
In 2001 while on a date near some horse stables, engineer David Whitlock was asked why horses roll in the dirt. [1] Not knowing the answer, he studied soil samples and hypothesized that the Nitrosomonas eutropha that he found present was a key species as these bacteria feed on ammonia and thus could provide a symbiotic ammonia processing function for horses and other vertebrates.
A 2023 systematic review of existing studies on magnesium and sleep health found that there may be an association between magnesium levels and sleep quality, but more research is needed, the study ...
Incapacitating agent is a chemical or biological agent which renders a person unable to harm themselves or others, regardless of consciousness. [1]Lethal agents are primarily intended to kill, but incapacitating agents can also kill if administered in a potent enough dose, or in certain scenarios.
A new animated video from The Infographics Show on YouTube explains the urban myth of the Russian Sleep Experiment and what might have really happened.
Ammonia occurs in nature and has been detected in the interstellar medium. In many countries, it is classified as an extremely hazardous substance. [15] Ammonia is produced biologically in a process called nitrogen fixation, but even more is generated industrially by the Haber process. The process helped revolutionize agriculture by providing ...
The 2002 Sleep in America poll (1,010 people surveyed) first suggested that as many as 47 million Americans were risking injury and health problems because they were not sleeping enough. [7] Media coverage of 2002 Sleep in America poll suggested a sleep "crisis" and an "epidemic," and included headlines suacha as "Epidemic of daytime sleepiness ...