Related by context. All words. (Click for frequent words.) 62 prevent tooth decay 62 dental decay 61 Fluoridated water 60 dental caries 59 brushing flossing 59 Fluoride varnish 57 fluoride ingestion 57 Dental sealants 56 Influenza vaccination 56 fluoride varnishes 55 tartar buildup 55 tooth discoloration 55 tooth decay 55 vitamin supplementation 55 Calcium intake 55 chronic periodontitis 55 Diaper rash 55 Dental amalgam 55 caries cavities 55 ingested fluoride 54 oral hygiene 54 caries prevention 54 Listerine Antiseptic 54 optimally fluoridated water 54 cariogenic 54 containing mouthwashes 54 Exclusive breastfeeding 54 iron chelation 53 fluoride supplements 53 fluoridated toothpaste 53 probiotic supplementation 53 drinking fluoridated 53 dental fluorosis 53 fluoride toothpastes 53 Proper nutrition 53 calcium absorption 53 topical antibiotics 52 prevents tooth decay 52 Proper handwashing 52 dental amalgam 52 bacterial colonization 52 periodontal gum disease 52 fluoride toothpaste 52 Vitamin supplements 52 periodontal infection 52 remineralize 52 fluoridated water 52 preventive dentistry 52 nutrient absorption 52 dentin hypersensitivity 52 dental sealant 52 Cervical screening 52 Dental caries 52 nonpregnant adults 52 regular dental checkups 52 iodine supplementation 52 HBV vaccination 52 Candida infection 51 fluoride treatments 51 Proper hydration 51 dental cavities 51 Vitamin D supplementation 51 dietary calcium 51 allergen avoidance 51 proper handwashing 51 Nasal irrigation 51 UVR exposure 51 untreated decay 51 Genetic predisposition 51 fluoride 50 fluoride varnish 50 atopic disease 50 Hib disease 50 acne breakouts 50 dental caries cavities 50 genital herpes infections 50 Periodontal disease 50 causing splotchy teeth 50 Sodium bicarbonate 50 mouthwashes containing 50 mouth rinses 50 naturally occurring fluoride 50 rotavirus infection 50 chlorhexidine gluconate CHG 50 inadequate calcium intake 50 sublingual immunotherapy 50 Dietary restriction 50 mitochondrial decay 50 systemic toxicity 50 Regular checkups 50 thorough handwashing 50 Pulmonary rehabilitation 50 neural tube birth defects 50 fluoridation 50 dental sealants 50 preventing premature births 50 organophosphate exposure 50 Lactobacillus GG 50 fluoride rinse 50 iodine intake 50 fluoride intake 50 varicella vaccination 50 Reye syndrome rare 49 magnesium supplementation 49 prenatal multivitamin 49 Fluoride 49 toothbrushing 49 unfluoridated 49 Fluorosis 49 Chelation therapy 49 Homeopathic medicines 49 Tonsillectomy 49 Insect repellents 49 curative treatments 49 Excess sodium 49 biphosphonates 49 Insoluble fiber 49 Rotavirus infection 49 atopic eczema 49 ESBL producing E. coli 49 exclusive breastfeeding 49 healthspan 49 iron supplementation 49 PPSV# 49 aiding digestion 49 CariFree 49 dental caries tooth decay 49 Flossing 49 rickets bone 49 Genital herpes 49 polysaccharide vaccines 49 fluoridated 49 Caloric restriction 49 Tooth decay 49 recurrent UTIs 49 folate supplementation 49 RSV infections 49 interdental 49 surfactant therapy 49 Prenatal vitamins 49 Frequent handwashing 49 Chronic inflammation 49 pharyngeal cancers 49 Calorie restriction 49 skeletal fluorosis 49 AcceleDent 49 antimicrobial efficacy 49 multivitamin supplements 49 osteoporosis brittle bones 49 immunizing infants 49 Naturopathic medicine 49 tetanus immunization 49 periodontal infections 49 Peanut allergy 49 CMV infection 49 antiseptic mouthwash 49 Cavities 49 dermatologically tested 49 demineralization 49 fluorosis 49 antimicrobial prophylaxis 49 regrowing hair 48 ProSolution Pills 48 Iron deficiency anemia 48 moisturisation 48 gingival bleeding 48 fluoridated tap 48 Hib vaccination 48 antifungal medications 48 Adequate vitamin D 48 PREVENAR 48 rosacea sufferers 48 mitochondrial mutations 48 xylitol 48 nasal irrigation 48 Salicylic acid 48 prebiotic fiber 48 dental cleanings 48 transdermal estrogen 48 Dryer vent cleaning 48 Benzoyl peroxide 48 interdental cleaner 48 atopic dermatitis AD 48 fluoroquinolone resistance 48 Flame retardants 48 preventing unwanted pregnancies 48 remineralization 48 CRBSIs 48 GKAS 48 drink fluoridated 48 Androgen deprivation therapy 48 antibacterial soaps 48 scalp psoriasis 48 whitening toothpastes 48 oral malodor 48 waterborne infectious diseases 48 UVB exposure 48 Chickenpox vaccine 48 leukoreduction 48 intravenous rehydration 48 Fluoridated 48 toothpastes soaps 48 folic acid deficiency 48 salivary flow 48 moisturization 48 fluorides 48 Surgical excision 48 Atopic dermatitis 48 Soy isoflavones 48 HIB vaccine 48 Excessive sweating 48 Routine vaccination 48 inhaled bronchodilators 48 salivary function 48 hepatitis B immunization 48 anti microbials 48 ACIP recommendation 48 photoaging 48 Vidazorb ® 48 soap shampoo toothpaste 48 Proper pruning 48 ThinPrep Pap Test 48 fitting dentures 48 Antibacterial soap 48 magnesium intake 48 prenatal exposures 48 Difficulty swallowing 48 Deworming 48 dentifrice 48 pomegranate extract 48 vaccine preservative thimerosal 48 eating nutritious foods 48 tract infections 48 Newborn screening 48 convenient dosing regimens 47 pharyngeal cancer 47 Signature Smiles 47 polysaccharide vaccine 47 frequent handwashing 47 acute poisonings 47 cervical vaginal 47 antibiotic overuse 47 gastrointestinal infections 47 vaccine Tdap 47 saline nasal spray 47 Crest Healthy Smiles 47 pertussis diphtheria 47 acne sufferers 47 Clostridium difficile infections 47 nasal saline 47 mercury amalgam 47 antibiotic prophylaxis 47 probiotic foods 47 pertussis vaccination 47 Stomach acid 47 flossing 47 Zenker diverticulum 47 Patricia Buffler 47 antibiotic prescribing 47 Pneumococcal pneumonia 47 reversible contraception 47 toothpaste mouthwash 47 HyGreen ® 47 postexposure 47 UV absorber 47 Vitamin D supplements 47 calcium supplementation 47 whooping cough vaccination 47 Nutritional supplementation 47 Premature birth 47 dental amalgams 47 PCV7 vaccine 47 cavities gingivitis 47 showering bathing 47 GFCF diet 47 Herbal supplements 47 childhood caries 47 ADA Accepted 47 Chlorhexidine 47 Radiographic findings 47 cyclic HMB 47 chronic rhinosinusitis 47 Inhaled steroids 47 pertussis vaccinations 47 zinc supplementation 47 repellents containing DEET 47 infantile colic 47 metabolization 47 antibacterial gels 47 topical antimicrobial 47 immune stimulators 47 micronutrient supplements 47 chlamydial 47 Pertussis whooping cough 47 root caries 47 tooth cavities 47 Norovirus infection 47 Calcium citrate 47 Water Flosser 47 fluoridated bottled 47 thimerosol 47 orthodontic treatment 47 Vitamin D insufficiency 47 Calcium absorption 47 bleach baths 47 chlorine disinfectant 47 water soluble vitamin 47 Unsanitary conditions 47 tooth brushing 47 hepatotoxic 47 containing triclosan 47 dietary supplementation 47 hand sanitizing gels 47 pharmacologic treatments 47 carbamide peroxide 47 Colloidal silver 47 urinary tract infections UTIs 47 Dr. Draelos 47 mouthrinse 47 tooth bleaching 47 Integrative medicine 47 sore throats colds 47 tetanus pertussis 47 venous blood clots 47 estrogenic effects 47 salt sodium chloride 47 Pap smear screening 47 Melasma 47 N. gonorrhoeae 47 S. aureus infection 47 thromboprophylaxis 47 adequate calcium intake 47 multivitamin supplementation 47 nonpharmaceutical interventions 47 DHA supplementation 47 diarrheal dehydration 47 dentin layer 47 micronutrient deficiencies 47 corticosteroid creams 47 meningococcal immunization 47 middle ear effusion 47 fortifier 47 Healthy Smiles 47 Staying hydrated 47 Overactive bladder 47 Laxatives 47 Selectrocide 47 Helicobacter pylori H. pylori 47 Picky eating 47 nutritionally balanced diet 47 pertussis immunizations 47 abnormal Pap tests 47 lichen planus 47 Vaccinating 47 steroid creams 47 phthalate exposure 46 inactivated influenza vaccine 46 oropharyngeal cancers 46 severely immunocompromised patients 46 endodontists 46 intranasal corticosteroids 46 folic acid supplementation 46 periodontal therapy 46 Preterm infants 46 acetaminophen overdose 46 secondary amenorrhea 46 folic acid vitamin B# 46 ultrasonic scaler 46 nutrient supplements 46 Lipoic acid 46 detoxifier 46 whooping cough vaccinations 46 Periodontitis 46 VUR 46 skin wrinkling 46 Morbid obesity 46 griseofulvin 46 trihalomethanes THMs 46 Tylenol acetaminophen 46 Gingivitis 46 pertussis vaccines 46 neural tube defects NTDs 46 skin antisepsis 46 Oral mucositis 46 premature institutionalization 46 amalgam separators 46 Infant botulism 46 whitening teeth 46 plaque biofilm 46 pneumococcal infections 46 Reuteri 46 bactericidal 46 dietary antioxidants 46 Tooth whitening 46 pthalates 46 diarrheal deaths 46 Generalized anxiety disorder 46 bowel regularity 46 rotavirus vaccination 46 prophylactic antibiotics 46 routine cleanings 46 periodontal diseases 46 Thumb sucking 46 ethylmercury 46 bacterial respiratory infections 46 MI Paste 46 Bruxism 46 waterless hand sanitizers 46 genital ulcers 46 pertussis booster vaccine 46 diarrheal disease 46 ChloraPrep 46 breastfed infants 46 perinatal transmission 46 urinary catheterization 46 vitamin D inadequacy 46 immunosuppressive regimens 46 antibacterial 46 outgrow peanut allergy 46 jaw osteonecrosis 46 PCV7 46 topical retinoids 46 elevated serum ALT 46 thyroid deficiency 46 microbial biofilms 46 cesarean births 46 asthma eczema 46 Sedation dentistry 46 induced oxidative stress 46 maternal neonatal 46 cleanability 46 STAT3 signaling 46 co trimoxazole 46 nosocomial infection 46 wholegrain foods 46 cosmetic restorative 46 CoQ 46 folic acid intake 46 Nutritional deficiencies 46 unnecessary hospitalizations 46 rotavirus infections 46 xylitol gum 46 oral rinse 46 mouthwashes 46 gonococcal infection 46 oral mucosa 46 fluoride rinses 46 Methylmercury 46 indwelling catheters 46 saline sprays 46 microbial spoilage 46 cleanings X rays 46 skin elasticity 46 Iron deficiency 46 NIMBUS antimicrobial 46 acne blemishes 46 restorative dental 46 dentinal hypersensitivity 46 mercury amalgam fillings 46 acellular pertussis DTaP 46 Dental fluorosis 46 Chronic malnutrition 46 lactobacillus bacteria 46 hormone disruptor 46 magnesium sulphate 46 antioxidant nutrients 46 opportunistic pathogens 46 untreated tooth decay 46 Pneumonia vaccine 46 traumatic disabling neurological 46 Emollients 46 bowel disorders 46 flouride 46 Calcium supplementation 46 azelaic acid 46 suppress ovulation 46 untreated celiac disease 46 Rinsing 46 shielding lotion 46 receding gums 46 FeNO 46 shampoos lotions 46 Clot busting 46 myocardial reperfusion 46 Invisalign trays 46 Aortic stenosis 46 Minimally invasive procedures 46 Diachrome 46 H. pylori infection 46 prophy 46 sweetener xylitol 46 Acellular Pertussis Adsorbed 46 mutans 46 needlestick 45 probiotic supplements 45 diphtheria pertussis whooping cough 45 mupirocin 45 Salicylic Acid 45 Atopic eczema 45 Vegetarian diets 45 CAM therapies 45 oral rehydration solution 45 methemoglobinemia 45 pertussis whooping cough 45 nanocrystalline silver 45 postural habits 45 antioxidant supplementation 45 herpes zoster vaccine 45 serogroup B 45 recurrent kidney stones 45 Helentjaris 45 treat facial wrinkles 45 AAOS recommends 45 alkaline ionized water 45 Chromium picolinate 45 microbial contamination 45 latent tuberculosis TB 45 diphtheria booster 45 alpha hydroxy acids 45 maternal morbidity 45 convenient dosing regimen 45 Toothprints 45 IV sedation 45 chewables 45 Chronic illnesses 45 overusing antibiotics 45 Fluoridation 45 Magnesium sulfate 45 homoeopathic remedies 45 adrenal suppression 45 gum disease 45 drinking lowfat milk 45 Heavy menstrual bleeding 45 rotavirus diarrhea 45 biologic plausibility 45 Fungal infections 45 cotrimoxazole 45 Indoor tanning 45 freshens breath 45 mercury amalgams 45 anal cancers 45 TMP SMX 45 duodenal ulcers 45 antifungal therapy 45 gingiva 45 whitening gels 45 Activeion Pro 45 antitumor efficacy 45 acupuncture meditation 45 routine episiotomy 45 growth restriction IUGR 45 absorb calcium 45 plant sterol esters 45 cortisone creams 45 hippocampal neurogenesis 45 mammograms pap tests 45 DHEA supplements 45 overprescribing antibiotics 45 acute respiratory tract infections 45 Preterm births 45 demineralisation 45 calf scours 45 Childhood immunization 45 gastrointestinal ailments 45 antibacterial soap 45 soft bristled toothbrush 45 Pneumococcal vaccination 45 stimulates saliva 45 CDHA 45 Chronic sinusitis 45 folate intake 45 Ultraviolet radiation 45 influenza vaccination 45 MMR immunization 45 ofpatients 45 organoleptic characteristics 45 Homocysteine levels 45 tomato lycopene 45 routine immunization 45 macrolide resistance 45 Inhaled corticosteroids 45 latex allergies 45 Intestinal parasites 45 laser therapy LLLT 45 LDL HDL ratio 45 Helicobacter pylori bacteria 45 Screening mammography 45 Handwashing 45 biomedical implants 45 cellulose sponges 45 Xylitol 45 LHRH antagonists 45 topical retinoid 45 recurrent infections 45 nutritional supplementation 45 Sodium fluoride 45 manual toothbrush 45 Preterm birth 45 fatal IHD 45 Streptococcus mutans 45 Candida infections 45 topical anesthetics 45 pertussis immunization 45 kidneys excrete 45 periodontal tissue 45 H. pylori eradication 45 acid reflux heartburn 45 Osteoporotic fractures 45 SBHCs 45 Cider vinegar 45 HPV Human Papillomavirus 45 Dental Hygienists Association 45 unnecessary cesareans 45 Perchlorate contamination 45 nutrient density 45 dental enamel 45 antioxidant intake 45 composite fillings 45 childhood vaccinations 45 Chronic pancreatitis 45 essential micronutrients 45 keloid formation 45 Ionic ProClean 45 tetanus booster 45 gum bleaching 45 decayed tooth 45 bacterial flora 45 endoscope reprocessing 45 Protective eyewear 45 anti cellulite creams 45 vaginal fluids 45 pelvic girdle pain 45 invasive meningococcal disease 45 Respiratory syncytial virus RSV 45 dysfunctional voiding 45 Antibiotic resistance 45 bowel motility 45 LYSTEDA 45 Pneumococcal disease affects 45 Attic insulation 45 Household cleaners 45 Viral infections 45 FinESS 45 Waterpik ® 45 Vaccine preventable diseases 45 Water softeners 45 Endometrial cancer 45 chloramine 45 Chlorination 45 colorectal cancer screenings 45 severe sunburns 45 bacteria Streptococcus pneumoniae 45 venous thromboembolism prophylaxis 45 prophylactic anticoagulation 45 gingival recession 45 gastric irritation 45 prevent reinfection 45 combination antiretroviral therapy 45 Chronic cough 45 chickenpox vaccination 45 Practicing yoga 45 Magnesium deficiency 45 Shingles vaccine 45 pneumococcal infection 45 sun UV rays 45 allergic dermatitis 45 intranasal vaccine 45 Study Tanning beds 45 Invisalign Teen 45 perioperative morbidity 45 estrogen hormone therapy 44 melatonin supplements 44 transfusion transmitted 44 gastrointestinal absorption 44 Sanitizers 44 calcium fortified juices 44 Parental involvement 44 nutrient intake 44 indoor radon 44 diarrheal infections 44 Vitamin B1 44 neonatal jaundice 44 invadopodia formation 44 Undernutrition 44 osteosarcoma rare 44 atypical antipsychotic medications 44 pneumococcal vaccination 44 b Hib 44 hemorrhoid treatments 44 Oily skin 44 acidophilus 44 Flu vaccinations 44 Proper ventilation 44 indoor dampness 44 Topical corticosteroids 44 POM Juice 44 LDL oxidation 44 repelling mosquitoes 44 selenium supplementation 44 antiplatelet therapies 44 neurodevelopmental outcomes 44 Mouthwashes 44 phosphorus binders 44 congenital hypothyroidism 44 fermentable carbohydrates 44 antiviral antibacterial 44 diarrheal illnesses 44 oral clefts 44 DHA fatty acid 44 IUGR 44 needleless connectors 44 ultraviolet UV light 44 Bed wetting 44 soothe sore throats 44 Colorectal cancer screening 44 PMS symptoms 44 uncomplicated pregnancies 44 neonatal morbidity 44 TITAN Archive 44 Topical creams 44 MMR vaccination 44 Intravenous fluids 44 chlorine residuals 44 Aqua Cleer 44 unnecessary readmissions 44 Dr. Farnoosh 44 KETEK 44 vitamin D synthesis 44 anti oxidant properties 44 cough etiquette 44 Ozone disinfection produces 44 adiponectin levels 44 gingivitis 44 antithrombotic agent 44 cirrhosis liver failure 44 whiten teeth 44 disinfectant byproducts 44 heartworm infection 44 tetanus boosters 44 dietary sodium intake 44 VigRX Plus 44 quality oflife 44 antiretroviral prophylaxis 44 bactericidal activity 44 topical NSAIDs 44 gel hand sanitizers 44 megacolon 44 chlorhexidine gluconate 44 protective phytochemicals 44 VANIQA 44 dental hygiene 44 calcium deficiency 44 poliovirus vaccine 44 fluoridating 44 Apple cider vinegar 44 tetanus measles 44 Pneumococcal vaccine 44 platelet stickiness 44 autism spectrum disorders ASDs 44 Bacterial infections 44 Recommended Dietary Allowance 44 slows digestion 44 pesticide exposures 44 vesicoureteral reflux 44 menopausal symptom 44 hygeine 44 CRBSI 44 flavonoid antioxidants 44 silicone leakage 44 calcium vitamin D 44 healthful diet 44 Childhood immunizations 44 androgen excess 44 urinary excretion 44 postural exercises 44 fat soluble vitamin 44 Aerobic exercise 44 Muscle relaxants 44 waterborne illnesses 44 Heartworm testing 44 hawthorn extract 44 leukocyte reduction 44 Stress incontinence 44 PREVNAR 44 piperonyl butoxide 44 fecally contaminated 44 Adenoviruses usually cause 44 hormonal deficiencies 44 evaporative dry 44 enteric coatings 44 excess uric acid 44 reducing sodium intake 44 SODIS 44 Chronic insomnia 44 antimicrobial coating 44 influenza immunization 44 vaginal childbirth 44 excreta disposal 44 triclosan 44 biofouling 44 Kangen water 44 Herbal teas 44 vaginal microbicide gel 44 C difficile infection 44 hepatitis B infection 44 ricin intoxication 44 polio whooping cough 44 breastfed babies 44 heartburn sufferers 44 serologic testing 44 diagnostic modality 44 hay fever asthma 44 candida infection 44 L. reuteri 44 arterial stiffening 44 melanin synthesis 44 antiseptic soaps 44 Ear wax 44 levodopa carbidopa 44 bug repellants 44 antigen sparing 44 Therapeutic massage 44 chlorhexidine 44 hematological toxicity 44 Spaying 44 monolaurin 44 herb echinacea 44 bio accumulative 44 spontaneous preterm delivery 44 Milk thistle 44 denture consultations 44 acne flare ups 44 laser whitening 44 asthma hay fever 44 mild iodine deficiency 44 Xerostomia 44 cosmeceutical wound 44 Proderm 44 Pressure ulcers 44 airway constriction 44 sun ultraviolet radiation 44 orthodontic appliances 44 blockers angiogenesis inhibitors 44 anti retroviral medications 44 Gum Disease 44 limb malformations 44 applying insect repellent 44 Hib vaccines 44 antioxidative 44 tinea capitis 44 Gardasil vaccinations 44 saline irrigation 44 colonoscopy screenings 44 odor neutralizer 44 intestinal flora 44 refore 44 noscapine 44 teratogens 44 Vigorous exercise 44 psoralen 44 weed seed germination 44 zinc pyrithione 44 Whey protein 44 osteosarcomas 44 #IU [001] 44 highly abrasion resistant 44 groundwater contaminant 44 Carbon tetrachloride 44 Rotadent 44 CrossAction 44 Secondhand smoke exposure 44 oral rehydration therapy 44 fillings crowns 44 Hip fractures 44 Acne vulgaris 44 digestive tract cancers 44 moisturize skin 44 exams cleanings 44 Cotrimoxazole 44 nonabrasive 44 preventing unplanned pregnancies 44 calcium intake 44 chewing sugarless gum 44 cocoa flavonoids 44 acute onset CINV 44 Invasive pneumococcal disease 44 UTIs 44 DermSafe 44 P. acnes 44 peri menopausal women 44 organoleptic properties 44 bioflavonoids 44 Psychosocial interventions 44 naturally occurring mineral 44 LANAP 44 zinc gluconate 44 BOTOX injections 44 Martek DHA 44 antiobiotics 44 skin abscesses 44 chronic acid reflux 44 gallstone formation 44 pyrantel 44 neurotoxic effects 44 probiotic drinks 44 osteomalacia 44 Chlamydia infection 44 Calcium phosphate 44 Grass tetany 44 unintentional poisoning 44 carbohydrate absorption 44 Lung transplantation 44 C conjugate vaccine 44 Folic acid deficiency 44 mucus glands 44 antibacterial properties 44 Reye Syndrome 44 Activated charcoal 44 cosmetic dentistry procedures 44 multidrug resistant organisms 44 quaternary ammonium compounds 44 decalcification 44 prenatal postnatal 43 omega3 43 nasal sinus 43 Instant Hand Sanitizer 43 swallowing reflex 43 alkalizing 43 renal calculi 43 Dental implants 43 neonatal circumcision 43 thyroid function 43 Carrot juice 43 Leslye A. 43 allergic eczema 43 diphtheria toxoid 43 micronutrient supplementation 43 diaper dermatitis 43 invasive pneumococcal 43 calorie restriction CR 43 detect precancerous lesions 43 childhood immunizations 43 relieving menopausal symptoms 43 Cranberry juice 43 vasodilatation 43 childhood immunization 43 iodine supplements 43 Quitting smoking 43 preventive promotive 43 Massage therapy 43 Malassezia 43 newborn jaundice 43 bactericide 43 glycation 43 enamel fluorosis 43 aids digestion 43 ingesting fluoride 43 Antibiotic prophylaxis 43 vaccine Menactra 43 Hip fracture 43 tooth whiteners 43 Drysol 43 DHEA supplementation 43 accidental needlesticks 43 Evamor 43 endometriosis ovarian cysts 43 HbF 43 urinary infections 43 enzymatic degradation 43 trivalent inactivated influenza 43 bacterial biofilm 43 distal embolization 43 antimicrobial properties 43 bacterial decomposition 43 CaPre ™ 43 calcium phosphorous 43 steroid nasal sprays 43 periodontitis 43 allergen immunotherapy 43 folate folic acid 43 Socioeconomic status 43 idiopathic scoliosis 43 antiresorptive 43 relieving constipation 43 Antibiotic resistant infections 43 Lichen planus 43 cleansing moisturizing 43 hyperphosphatemia 43 multivitamin pills 43 waterborne pathogens 43 viruses fungi 43 enamel defects 43 monogastric animals 43 Antacids 43 nonpharmacologic 43 stiff achy joints 43 Physical inactivity 43 congenital CMV 43 C diff infection