Related by context. Frequent words. (Click for all words.) 80 cognitive functioning 78 cognition 73 cognitive 73 cognitive functions 72 cognitive decline 72 cognitive abilities 68 cognitive impairment 66 lung function 66 insulin sensitivity 65 cognitive deficits 65 mild cognitive impairment 65 glucose metabolism 65 kidney function 63 depressive symptoms 62 thyroid function 62 dietary intake 62 bone density 60 mental acuity 60 ADHD symptoms 60 insulin resistance 59 erectile function 58 daytime sleepiness 58 metabolic syndrome 58 renal function 57 blood glucose levels 57 bone mineral 56 cortisol levels 56 metabolic 56 Alzheimer disease 56 systolic blood pressure 56 C reactive protein 55 neurological 55 dementia 55 calorie restriction 55 triglyceride levels 55 supplementation 55 glycemic control 54 pulmonary function 54 visual acuity 54 levodopa 54 sleep disturbances 54 neurodegeneration 54 cognitive impairments 54 neurogenesis 54 physiological 53 index BMI 53 postmenopausal women 53 neurologic 53 metabolism 53 calcium intake 53 cognitively 53 homocysteine 52 Cognitive 52 LDL cholesterol levels 52 aerobic capacity 52 disease progression 52 thyroid hormone 52 postmenopausal 52 caffeine intake 52 pre menopausal 52 post menopausal 52 knee osteoarthritis 52 blood sugar 52 physiologic 52 HDL cholesterol 52 systolic 51 cardiovascular disease 51 clinically meaningful 51 leptin 51 fat diet 51 folate 51 vitamin B# 51 wakefulness 51 brain scans 51 ginkgo 50 placebo 50 atherosclerosis 50 triglycerides 50 diastolic blood pressure 50 mood disorders 50 liver enzymes 50 Parkinson disease 50 HDL C 50 vascular dementia 50 impulsivity 50 major depressive disorder 50 Alzheimer disease AD 50 vitamin B6 50 brain 49 cardiovascular 49 oxidative stress 49 SIRT1 49 hippocampus 49 pioglitazone 49 caloric restriction 49 premenopausal women 49 diabetes mellitus 49 endometrial cancer 49 ADHD 49 ischemic stroke 49 QOL