Genius Foods

HOMA-IR (homeostatic model assessment for insulin
resistance), 103–4
homocysteine, 340
hormesis, 271
hormones
overview, 252–53
benefits of cold exposure, 288
cortisol, 110, 152, 259–65, 270, 275–76, 289
and fasting, 289
ghrelin, 254–55
growth hormone, 258–59
leptin, 255–57, 266
prolactin, 286–87
See also BDNF; insulin
hot sauce, choosing a, 330
HPA axis, 261–63
Huang, Xuemei, 125
human body
addiction to sugar, 75–76, 159, 160
agrarian ancestors, 62–63, 74
autophagy, 148–49, 289, 293
biochemical liposuction process, 96–98
damage from sedentary lifestyle, 272–73
as digestive tube with legs, 180–81
evidence of physical endurance, 272
fear response, 261–63
hunter-gatherer ancestors, 59, 61–62, 151, 187, 229–30,
272
lymphatic system, 249
person-to-person variations, 70n