Hangover

Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
Founder, WikiMD Wellnesspedia &
W8MD medical weight loss NYC and sleep center NYC

Hangover
Synonyms	N/A
Pronounce	N/A
Specialty	N/A
Symptoms	Headache, nausea, sensitivity to light, lethargy, dysphoria, diarrhea, fatigue, malaise, thirst, cognitive impairment
Complications	Dehydration, electrolyte imbalance, gastrointestinal disturbances
Onset	Within a few hours after alcohol consumption
Duration	Typically 24 hours
Types	N/A
Causes	Ethanol consumption
Risks	Binge drinking, alcohol intolerance, sleep deprivation
Diagnosis	Based on history and symptoms
Differential diagnosis	Alcohol withdrawal syndrome, migraine, gastroenteritis
Prevention	Moderation, hydration, adequate sleep
Treatment	Rehydration, rest, analgesics
Medication	N/A
Prognosis	N/A
Frequency	Common among alcohol consumers
Deaths	N/A

Hangover

Hangover

Hangover

Hangover

A hangover is a commonly experienced group of unpleasant physical and mental symptoms that occur after consuming alcohol. Though it varies among individuals, it often includes headache, nausea, sensitivity to light and sound, lethargy, dysphoria, diarrhea, and thirst. Hangovers can last for several hours or for more than 24 hours.

Physiology

The exact biological processes leading to hangover symptoms are not completely understood, but several factors are known to contribute:

• Dehydration: Alcohol is a diuretic, causing increased urination that can lead to dehydration, often manifesting as dizziness, lightheadedness, and thirst.
• Gastrointestinal disturbances: Alcohol can stimulate the production of stomach acid and slow down the rate of stomach emptying, which can lead to nausea, vomiting, and abdominal pain.
• Alcohol metabolites: The body metabolizes alcohol to acetaldehyde, a highly toxic compound, and then to acetic acid. Accumulation of acetaldehyde can lead to symptoms of hangover.
• Sleep disturbances: Alcohol can affect the quality of sleep, leading to drowsiness and fatigue.

Immune system reactions: Alcohol can trigger an inflammatory response from your immune system, which can affect appetite, concentration, and memory.

Treatment and Prevention

There is currently no proven effective treatment for hangovers, except time. However, various strategies may help alleviate the symptoms:

• Hydration: Drinking water before, during, and after alcohol consumption can help counteract the dehydration caused by alcohol.
• Eating: While some believe that certain foods might alleviate hangover symptoms, scientific support for this is limited. However, maintaining a balanced nutritional intake can be beneficial.
• Rest: Getting sufficient sleep can help the body recover from the fatigue associated with a hangover.
• Pain relievers: Over-the-counter medication can help with some symptoms, such as headaches.

Prevention is the most effective approach to hangovers. This includes drinking in moderation, staying hydrated, eating before drinking, and avoiding certain types of alcohol which are more likely to cause hangovers.

Societal Impact

Hangovers can lead to decreased productivity, impaired performance, absenteeism, risk of accidents, and poor academic achievement. In fact, the economic impact of alcohol hangover is substantial, with billions in lost wages and productivity each year.

Research and Future Developments

Despite the ubiquity of hangovers, scientific understanding is still limited, partly due to the difficulty in designing and implementing studies on hangovers. More research is required to uncover the physiological basis of hangovers and develop effective treatments.

References

Swift, R; Davidson, D (1998). "Alcohol Hangover: Mechanisms and Mediators". Alcohol Health & Research World. 22 (1): 54–60. PMID 15706734. Penning, R; McKinney, A; Verster, J (2012). "Alcohol Hangover Symptoms and Their Contribution to Overall Hangover Severity". Alcohol and Alcoholism. 47 (3): 248–252. doi:10.1093/alcalc/ags029. PMID 22382356. Wiese, J; Shlipak, M; Browner, W (2000). "The Alcohol Hangover". Annals of Internal Medicine. 132 (11): 897–902. doi:10.7326/0003-4819-132-11-200006060-00008. PMID 10836917.

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