Related by context. Frequent words. (Click for all words.) 70 abdominal muscles 70 muscles 67 abs 60 thighs 56 hamstrings 53 squats 52 aerobic 52 hips 51 cardio 51 triceps 50 pelvic floor 49 dumbbells 49 muscle 49 lunges 47 Pilates 47 tendons 47 stretching exercises 47 muscle fibers 46 tummy 46 shoulder blades 46 pilates 46 toning 46 lower extremities 46 lifting weights 46 aerobic exercise 46 facial muscles 45 forearms 45 pelvis 45 muscle tissue 44 dumbbell 44 legs 44 belly fat 44 limber 44 Knees 43 spine 43 biceps 43 Muscles 43 diaphragm 43 jumping jacks 42 sore muscles 42 quads 42 lift weights 42 buttocks 41 nerve endings 41 joints 41 jumping rope 41 abdominal 41 treadmill 41 kneading 41 lumbar spine 41 stiffness 41 shins 41 muscular 41 Abs 41 quadriceps 41 torso 40 aerobics 40 weights 40 posterior 40 rib cage 39 pushups 39 derriere 39 yoga 39 ligaments 39 adrenal glands 39 midsection 39 shapely 39 neuromuscular 39 jiggle 39 conditioning 39 lumbar 39 repetitions 39 Muscle 39 Conditioning 39 lactic acid 38 workout regimen 38 posture 38 exertion 38 supple 38 bone density 38 massaging 38 musculoskeletal 38 ribcage 38 squat 38 visceral fat 38 endorphins 38 Cardio 38 postures 38 exercisers 38 ankles 38 connective tissue 37 physiques 37 ab 37 fanny 37 physical therapists 37 armpits 37 heel 37 exercise regimen 37 Legs 37 sternum 37 shock absorbers