Related by context. Frequent words. (Click for all words.) 76 sexual arousal 63 orgasm 60 ejaculation 59 physiological 58 dopamine 56 cortisol 56 libido 56 REM sleep 56 cortisol levels 56 erections 55 stress hormones 55 ovulation 55 impulsivity 54 orgasms 54 hormonal 54 cognition 53 satiety 53 wakefulness 53 serotonin 52 stimulation 52 lovemaking 51 intercourse 50 sleepiness 50 physiologic 50 cognitive 50 reactivity 50 menstrual cycle 50 norepinephrine 49 irritability 49 oxytocin 49 ghrelin 49 depressive symptoms 49 physiologically 48 sexual dysfunction 48 orgasmic 48 amygdala 48 penile 48 pheromones 48 auditory 47 excitation 47 endorphins 47 subconscious 47 hypothalamus 47 premature ejaculation 47 perceptual 47 erotic 47 hallucinations 46 stimuli 46 testosterone 46 alertness 46 secretion 46 sleep disturbances 46 cortex 46 cognitive function 46 cravings 46 intimacy 46 neurotransmitter 45 sleeplessness 45 hormone 45 sexual 45 menopausal 45 dissociation 45 sensory 45 olfactory 45 fMRI 44 eroticism 44 androgen 44 nicotine 44 neural 44 snoring 44 suicidality 44 ejaculate 44 urinary 44 subconsciously 44 cognitive functions 44 glucose metabolism 44 apnea 44 brainstem 44 inhibitory 43 binge eating 43 metabolic 43 masturbation 43 impulsiveness 43 menstrual cycles 43 hot flashes 43 sexual intercourse 43 neurotransmitters 43 physical exertion 43 carnal 43 estrogen 43 hormones 43 lactate 43 insomnia 43 suicidal ideation 43 psychological distress 42 stressful situations 42 melatonin 42 blood glucose levels 42 disorientation 42 bodily functions 42 pathological