Related by context. Frequent words. (Click for all words.) 62 muscle cramping 61 exertion 61 muscle soreness 59 lactic acid 58 Aerobic exercise 57 Physiologically 57 overtraining 56 Lifting weights 56 VO2max 56 aerobically 55 oxygen uptake 54 aerobic conditioning 54 detoxifies 54 muscle cramps 53 lactate threshold 53 vasodilation 53 muscular endurance 53 nutrient absorption 53 muscles tendons 52 perspire 52 estrus 52 hip flexors 52 muscle contractions 52 overtrained 52 calf muscles 52 Cortisol 52 arthritic joints 52 releases endorphins 52 muscles 51 skeletal muscles 51 physiologically 51 pelvic muscles 51 strenuous exercise 51 perineum 51 saddle sores 51 Numbness 51 aching muscles 51 physical exertion 50 acidosis 50 aerobic capacity 50 sore muscles 50 vasoconstriction 50 lactate 50 anaerobic 50 dehydrate 50 endurance 50 ambulation 50 cramps 50 lymphatic drainage 49 hypoxemia 49 hypertrophy 49 profuse sweating 49 ketosis 49 properly hydrated 49 contractile 49 muscle atrophy 49 proper hydration 49 fat oxidation 49 stamina 49 Sciatica 49 resting metabolic 49 fluid intake 49 arthritic pain 49 Diuretics 48 aerobic exercises 48 VO2 max 48 claudication 48 menstrual pain 48 synovial fluid 48 contractility 48 L dopa 48 Oestrogen 48 pronation 48 Stay hydrated 48 sweat glands 48 edema 48 flystrike 48 Ulcers 48 lameness 48 musculature 48 aerobic 48 Antihistamines 47 muscle stiffness 47 tingling sensations 47 relieves stress 47 intermittent claudication 47 muscle rigidity 47 overactive immune 47 amenorrhea 47 calcium deficiency 47 Varicose veins 47 hyperextension 47 corticosteroids 47 electrolyte imbalance 47 fetlock joint 47 sinus congestion 47 pharyngeal 47 glucocorticoid 47 stiffness 47 achiness 47 gastric emptying