Related by context. Frequent words. (Click for all words.) 52 Farmed fish 49 metabolisms 48 metabolism slows 48 Warming temperatures 47 nourish starved bodies 47 Skipping meals 46 Sea otters 46 Melting glaciers 46 calorie diets 46 libidos 45 Statin drugs 45 Low carb diets 45 Newborn babies 45 adrenals 44 Bureaucracies 44 achy joints 44 metabolic 44 Sperm whales 44 Feb 44 Couch potatoes 44 caloric intake 44 Portion sizes 43 Aerobic exercise 43 Staying hydrated 43 underactive 43 Fruit flies 43 Premature babies 43 Calcium supplements 43 hormone cortisol 43 Frigid temperatures 43 Nerve cells 43 hormone leptin 42 Nov 42 hectic lifestyles 42 Bone chilling 42 supertasters 42 carbohydrate diets 42 jaw muscles 42 Unseasonably warm 42 Install programmable thermostat 42 Avoid caffeine 42 waistlines 42 Honey bees 42 eat healthfully 42 circadian rhythms 41 Genetically modified crops 41 Dust mites 41 Physiologically 41 diastolic function 41 Warmer temperatures 41 Scorching heat 41 Unusually warm 41 leptin hormone 41 windpipes 41 eat fatty foods 41 Breathe deeply 41 carb diets 41 chronic sleep deprivation 41 Migraine sufferers 41 Aging baby boomers 41 caloric restriction 41 Mule deer 41 protein diets 41 Stay hydrated 41 suppresses appetite 40 relaxes muscles 40 nutrient absorption 40 Colder weather 40 increased functionality compactness 40 % #F# 7v.jsn 40 warm blooded 40 Drug eluting stents 40 Adult stem cells 40 melatonin hormone 40 vegetarian diets 40 constrict 40 melting snowpack 40 cortisol levels 40 metabolism 40 Cosmic rays 40 Ghrelin 40 Bitterly cold 40 neurochemicals 40 mammals 40 Cabin fever 40 fat diets 40 Vitamin D supplements 40 Polar bears 40 stress hormone cortisol 40 thyroids 39 cold blooded reptiles 39 aching bones 39 Migrating birds 39 Anorexics 39 Proper nutrition 39 biological clocks 39 corticosterone 39 humans 39 featherless 39 clog arteries 39 stress hormones