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1 Basic Concepts
Pages 17-24

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From page 17...
... The U.S. military's concerns about the individual war fighter's ability to avoid performance degradation and the need to enhance mental capabilities in highly stressful situations have led to an interest in devising military ration components that could enhance physical and cognitive performance.
From page 18...
... In addition, there is greater reliance on rapid mobility to enable deployment at any time to achieve the nation's military objectives. The urgency of maintaining and enhancing performance is also driven by constant pressure, due to personnel reductions, to have the individual perform for longer periods of time with less sleep, shorter transition times, less recovery time between missions, and less reliance on traditional logistical support.
From page 19...
... As a food additive caffeine is generally considered safe based on its long history of use and on extensive research conducted throughout the world for more than a century. However, despite this long history of use, modern epidemiological techniques have raised concerns about associations between continued use of high levels of caffeine and long-term health.
From page 20...
... The reported signs and symptoms include nervousness, anxiety, insomnia, irregular heartbeats, excess stomach acid, and heartburn(Duke,1988~. Caffeine Intake of Adults Based on the available product usage data and food consumption data, Barone and Roberts (1996)
From page 21...
... National brands, packaged 52 43-56 Store brands, packaged 38 26-52 Chocolate products Cocoa beverage (8 oz) Chocolate milk beverage (8 oz)
From page 22...
... Alternatives to be considered include coffee, caffeinated soft drinks, modifications of the HOOAH bar dose, caffeinated chewing gum, caffeine pills, amphetamine pills (dexedrine) , and sustained-release caffeine.
From page 23...
... 23 opeIabons ad to ideal any coca or owes consideIabons. Bowed prose of as Tossup ads to coterie Me electiveness of canine to over pba~ccuticals hat brave AS enacts ~ ~cse~cb p~scued ~ As Tossup addressed ~ of base issues.
From page 24...
... However, caffeine is a fairly weak inhibitor of phosphodiesterase enzymes, and the in viva concentrations at which behavioral effects occur are probably too low to be associated with meaningful phosphodiesterase inhibition (Burg and Werner, 1975, Daly, 1993~. In contrast, phosphodiesterase inhibition may account for caffeine's (and theophyIline's)


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