Hangovers, called veisalgia by those in the medical field, are a dreaded after effect of alcohol consumption and a familiar experience for many college students. Characterized by symptoms including headaches, dizziness, fatigue, nausea, stomach problems, drowsiness, sweating and cognitive impairment, hangovers are certainly not a fun ordeal. Despite their prevalence, the cause of hangovers is still an enigma to scientists.