Neuroscience

Herbal drug reduces the effects of alcohol

(Medical Xpress) -- Alcohol consumption can lead to those dreaded hangovers and even alcohol dependence. However, a new study published in the Journal of Neuroscience has found a natural ingredient in the Asian tree Hovenia ...

Health

How hangovers reduce brain function

Hangovers reduce brain function and memory, according to new research from Swinburne University of Technology (Swinburne) in Melbourne.

Health

'Hangxiety': Why some people experience anxiety during a hangover

The morning after a night of drinking is never fun if you've got a hangover. For most people, hangovers involve a headache, fatigue, thirst or nausea. But some people also report experiencing what many have dubbed "hangxiety"—feelings ...

Health

Is mixing drinks actually bad?

As we enjoy the festive season, many strongly-held beliefs about avoiding hangovers are thrown around. One is that mixing different types of drinks is likely to make you feel unwell during your drinking session and contribute ...

Health

Alcohol kills brain cells: Addressing a medical myth

Do you ever wake up with a raging hangover and picture the row of brain cells that you suspect have have started to decay? Or wonder whether that final glass of wine was too much for those tiny cells, and pushed you over ...

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Hangover

A hangover (pronounced /‎/ˈhæŋəʊvə //) describes the sum of unpleasant physiological effects following heavy consumption of alcoholic beverages. The most commonly reported characteristics of a hangover include headache, nausea, sensitivity to light and noise, lethargy, dysphoria, diarrhea and thirst, typically after the intoxicating effect of the alcohol begins to wear off. While a hangover can be experienced at any time, generally speaking a hangover is experienced the morning after a night of heavy drinking. In addition to the physical symptoms, a hangover may also induce psychological symptoms including heightened feelings of depression and anxiety.

Hypoglycemia, dehydration, acetaldehyde intoxication, and glutamine rebound are all theorized causes of hangover symptoms. Hangover symptoms may persist for several days after alcohol was last consumed. Approximately 25-30% of drinkers may be resistant to hangover symptoms. Some aspects of a hangover are viewed as symptoms of acute ethanol withdrawal, similar to the longer-duration effects of withdrawal from alcoholism, as determined by studying the increases in brain reward thresholds in rats (the amount of current required to receive from two electrodes implanted in the lateral hypothalamus) following ethanol injection. Dehydration is caused by alcohol's ability to inhibit the effect of anti-diuretic hormone on kidney tubules, which leads to a hyperosmolar state, which in turn causes shrinking of (by loss of water) the brain cells which causes hangover.[citation needed]

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