There appears to be little or no protective benefit from the addition of caffeine to alcohol.

Kaiser Health News, an independent news service editorially, is a program of the Kaiser Family Foundation, a nonpartisan healthcare policy research firm unaffiliated with Kaiser Permanente.. Addition of caffeine to alcohol will not improve sustained attention or reaction times Marketing efforts that encourage combining caffeinated ‘energy’ drinks with alcoholic beverages often try to sway young people to believe that caffeine will offset the sedating effects of alcoholic beverages and enhance alertness and stamina. But a fresh study led by experts from the Boston University College of Public Health [BUSPH] and the Center for Alcoholic beverages and Addiction Studies at Brown University has found that the addition of caffeine to alcohol – – mixing Crimson Bull with vodka, for example – – has no influence on enhancing functionality on a traveling test or improving sustained interest or reaction occasions.Previous studies have discovered that short-term exposure to pollutants is associated with severe but reversible deficits in lung function, however the ramifications of long-term exposure, like this experienced by occupants of greatly polluted urban environments, had not been characterized conclusively. The researchers analyzed forced vital capability in a single second ; pressured expiratory flow, midexpiratory phase ; and forced expiratory volume in a single second in the schoolchildren at six month increments over 3 years to determine the ramifications of pollutant exposure, that was measured by air monitoring stations within 2 km of the children’s universities.