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Holly L McClung, Matthcw R. Ely, Harris R. Licbennan, Julie E. Smith, .... Moreover, our lab (Lieberman et aI., 2002a) has demonstrated the benefit of frequent.
u.s. Army Research Institute of Environmental Medicine Natick, Massachusetts TECHNICAL REPORT NO. 1'11-01 DATE May 2011 ADA

A SNACK-BASED RATION CONTAINING CAFFEINE INCREASES CALORIC INTAKE AND IMPROVES COGNITIVE PERFORMANCE

Approved for Public Release; Distribution Is Unlimited

United States Army Medical Research & Materiel Command

Form Approved OMB No. 0704"(]188

REPORT DOCUMENTATION PAGE

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Change PVT Reaction time Hour 72 - Baseline, ms

Change PYT mini lapse # Hour 72 - Baseline

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Simple visual reaction time and lapses were measured daily using the Psychomotor Vigilance Test (PVT). Average reaction times (A) and minor lapses (8) are presented as group averages MRE"" (0) and FSR® (e ) ± 95% CI. The shaded area along the y-axis represents the zone of indifference (4% coefficient of variance) . • (P