Related by context. Frequent words. (Click for all words.) 65 physiologically 58 Aerobic exercise 56 physiological 55 metabolically 55 aerobically 54 oxygen uptake 54 neurochemicals 54 skeletal muscles 53 metabolize alcohol 53 homeostatic 53 adrenals 53 Nerve cells 53 perceived exertion 53 Cortisol 53 Biologically 52 reproductively 52 Chemically 52 Oestrogen 52 muscles ligaments 52 physiological responses 52 immunologically 52 Developmentally 52 digestive organs 52 catabolic 52 metabolisms 51 reproductive hormones 51 Insulin resistance 51 female reproductive tract 51 hormonally 51 hormonal fluctuations 51 myocytes 51 circadian clocks 51 luteal phase 51 sensory nerves 51 basal metabolic rate 51 Ghrelin 51 biochemically 51 fatty acid metabolism 50 Proper nutrition 50 hormone imbalances 50 metabolise 50 metabolically active 50 Varicose veins 50 Genetically 50 muscle fibers 50 metabolic 50 hormonal 50 alpha amylase 50 Lifting weights 50 parasympathetic 50 hormone cortisol 50 sensory inputs 49 muscle wastage 49 Neuropathic pain 49 metabolism 49 autonomic nervous system 49 jerky movements 49 Endorphins 49 somatosensory 49 estrus 49 synaptic transmission 49 Physically 49 Gestational diabetes 49 naturally 49 Tendons 49 IGFBP 3 49 carbohydrate metabolism 49 external stimuli 49 lactase 49 neuroendocrine 49 sensorimotor 49 Sexual dysfunction 49 biorhythms 49 cervical mucus 49 releases endorphins 49 sex hormone estrogen 49 microbiota 49 fast twitch muscles 49 suppresses appetite 49 Oxidative stress 49 glucose homeostasis 49 metabolic abnormalities 49 vocal folds 49 Dietary fiber 49 spermatogenesis 48 pre frontal cortex 48 motile 48 thyroxine 48 Numbness 48 aerobic conditioning 48 uterine contractions 48 gut microbiota 48 corticosterone 48 locomotor 48 brain lesions 48 serotonin transporter 48 physiologic 48 thermogenesis 48 anaerobic threshold 48 skeletal muscle 48 forebrain