Related by context. Frequent words. (Click for all words.) 52 stress hormones 52 stress hormone cortisol 51 releases endorphins 51 Ghrelin 51 endorphin 51 hormone oxytocin 50 Aerobic exercise 50 habituation 50 overstimulation 50 mindfulness 49 aerobic exercise 49 noradrenaline 49 cortisol levels 49 mindfulness meditation 49 anandamide 49 catecholamines 49 neurotransmitter dopamine 49 Cortisol 49 corticosterone 49 neurotransmitter serotonin 49 sensory stimulation 48 cortisol 48 endorphins 48 claudication 48 mental alertness 48 physiological responses 48 transcranial magnetic stimulation 48 disinhibition 48 brain shrinkage 48 hormone leptin 48 relieves stress 48 hormones estrogen 48 FGF# 48 fMRI scans 48 electrophysiological 48 cardio protective 47 baclofen 47 arousal 47 physiological 47 Restless legs 47 synaesthesia 47 reproductive hormones 47 endocannabinoids 47 endocannabinoid system 47 chemical serotonin 47 Cognitive behavioral therapy 47 systemic inflammation 47 orexin 47 depressive symptoms 47 emotional arousal 47 Zen meditation 47 cognition 46 oxygen uptake 46 neurochemical 46 hormone cortisol 46 arterial stiffness 46 hormone melatonin 46 norepinephrine 46 cognitive decline 46 L dopa 46 neurochemistry 46 interferon gamma 46 prolactin 46 adenosine 46 glucocorticoid 46 calcium supplementation 46 neuronal activity 46 serotonin 46 overactivity 46 brain plasticity 45 aliveness 45 premenstrual 45 insulin secretion 45 cognitive function 45 excitatory 45 proprioception 45 cholinesterase inhibitors 45 Beta blockers 45 glucocorticoids 45 grogginess 45 vasoconstriction 45 cardiorespiratory fitness 45 muscle contractions 45 excitability 45 antidepressant therapy 45 brain derived neurotrophic 45 meditation 45 vasodilation 45 leptin 45 Binge eating 45 dopamine 45 headache sufferers 45 Mindfulness 45 serotonergic 45 Emotional Freedom 45 astrocyte 45 inflammatory markers 45 Tai chi 45 meditation yoga 45 anxiety 45 adiponectin