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clothing and, 12

environmental temperature and, 89

esophageal, 69

exercise in the heat and, 13-14, 56-58, 89, 90

evaporative heat loss and, 6-7, 65-68

fever, 203

and food intake control, 191, 201-202, 298

and gastrointestinal functioning, 11, 49, 79-80, 192

gender differences in, 13-14, 94

and hunger and satiety, 27-28

metabolic rate and, 56-58, 70

NaCl intake and, 260, 269

skin, 69, 212, 298

stress and, 28, 196-197

and sweat rates, 12, 67, 91, 96

see also Thermogenic effect of eating

Body water

avenues of loss and gain, 88-89

distribution, 87, 88

sweat rate, 89

Body weight

below-normal, 28

body temperature and, 47

and caloric intake, 99, 100, 103

eating behavior and, 225-226, 230

environmental temperature and, 190-191, 195-196, 201, 298, 300

hypothalamic disturbances and, 192

light exposure and loss of, 205

MRE intake and loss in, 216, 218-219

NaCl diet and, 257

seasonal variation in, 202, 205

set point, 192-193, 195, 197, 202, 208, 298

Burning foot syndrome, 145

C

Caffeine, 35, 175, 176

Calcium, 24

exercise and absorption of, 49

metabolism, 154, 156, 170

MRDAs vs RDAs, 8-9

pantothenate, 148

Caloric intake

acclimatization and, 19, 29-30, 45, 109

and B vitamin intake, 139-140, 159

body weight and, 99, 100, 103

clothing and, 101, 103

deficiency, 110, 111

eating conditions and, 220-224

environmental temperature and, 19-20, 98, 99, 101, 199-205, 300

exercise and, 19, 49, 101

and heat stress, 27

and metabolic rate, 99

from military rations, 215-216, 218-219

physical fitness and, 98

and protein intake, 19

seasonal changes in, 30

social eating and, 231-232

time of day and, 235

by troop and ration types, 102

and weight loss in hot climates, 30, 300

Capillary permeability, 77

Capsaicin, 25, 178-179, 184-185

Carbohydrate intakes

acclimatization and, 29

body weight and, 100

chromium regulation of metabolism of, 119

deficiency, 110, 111, 112

environmental temperature and, 19-20, 98, 100, 101, 206, 300

intestinal absorption during exercise, 80-81

from MREs, 46-47

and nitrogen excretion, 111

percentage of calories provided by, 100

physical fitness and, 98

seasonal changes in preferences for, 206

thermic effects of, 198

thiamin and, 139, 140

by troop and ration types, 102

and vitamin B6, 145

vitamin B12 and, 146

World War I requirements, 5

Cardiac diseases, magnesium and, 125



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