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  • Abrasions
  • Abscess
  • Acanthosis nigricans
  • Acne
  • Acne rosacea
  • Adenoiditis
  • Adenoma
  • Adenomyosis
  • ADHD
  • Adrenal gland disorder
  • Allergies
  • Alzheimer
  • Anemia
  • Angina
  • Anxiety
  • Arteriosclerosis
  • Arthritis
  • Asbestosis
  • Asthma
  • athlete foot
  • Atrial fibrillation
  • Atrial flutter
  • Atrial septal defect
  • Attention deficit hyperactivity disorder
  • Autism
  • Autoimmune disorder
  • Back pain
  • Bacterial infection
  • Benign prostatic hyperplasia
  • Benign tumor
  • Bloating
  • Blood clot
  • Blurred Vision
  • Bone pain
  • Brain tumor
  • Breast Cancer
  • Bronchitis
  • Bruise
  • bruising
  • Bulimia
  • Cancer
  • Candidiasis
  • Cardiovascular disease
  • Carpal tunnel syndrome
  • Cataract
  • Celiac
  • Cerebral palsy
  • Cervical cancer
  • Chalazion
  • Chemotherapy
  • Chest pain
  • Chickenpox
  • Cholecystitis
  • Chondromalacia patella
  • Chronic Cough
  • Chronic fatigue syndrome
  • Chronic obstructive pulmonary disease
  • Cold
  • Cold Sores
  • Colitis
  • Common Cold
  • Conjunctivitis
  • Constipation
  • Corns
  • Cough
  • Crohn
  • Cystic Fibrosis
  • Depression
  • Diabetes
  • Diarrhea
  • diarrhoea
  • Diverticulitis
  • Dizziness
  • Ear infection
  • eczema
  • Endometriosis
  • Epilepsy
  • Erectile dysfunction
  • Eye infection
  • Fibromyalgia
  • Floaters
  • Flu
  • Food Poisoning
  • Frozen shoulder
  • Gastritis
  • Gastroenteritis
  • Gastroesophageal reflux disease
  • Genital herpes
  • Gout
  • Hair loss
  • Hashimoto
  • Headache
  • Heart attack
  • Heart Disease
  • Heartburn
  • Hemorrhoids
  • Hepatitis
  • Herpes
  • High Cholesterol
  • Hives
  • Hot flashes
  • Hypertension
  • hyperthyroidism
  • hypothyroidism
  • indigestion
  • Influenza
  • Insomnia
  • Irritable bowel syndrome
  • jetlag
  • Kidney infection
  • Kidney stones
  • Knee Pain
  • Laryngitis
  • Leg cramps
  • Leukemia
  • Liver disease
  • low libido
  • Lung cancer
  • Lupus
  • Measles
  • Menopause
  • Migraine
  • Mild Cognitive Impairment
  • Multiple sclerosis
  • nausea
  • Neuropathy
  • Obesity
  • osteoarthritis
  • Osteoporosis
  • Ovarian cancer
  • Pancreatitis
  • Parkinson
  • Pelvic Pain
  • Pneumonia
  • Polycystic ovary syndrome
  • Premenstrual Syndrome
  • Prostate cancer
  • Psoriasis
  • Rash
  • Reflux
  • Rheumatoid arthritis
  • Ringworm
  • Salmonella
  • Sciatica
  • Shingles
  • Sinusitis
  • Skin cancer
  • Sleep apnea
  • Sore throat
  • Stroke
  • Swollen Lymph Nodes
  • Tendonitis
  • Thrush
  • tinnitus
  • Tonsillitis
  • Toothache
  • Tuberculosis
  • Ulcer
  • Urinary tract infection
  • Uterine Fibroids
  • Vertigo
  • Warts
  • weight loss
  • Whooping cough
  • Yeast infection
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Paulo Roberto Bignardi

Affiliation: School of Medicine, Pontifical Catholic University of Parana (PUCPR), Londrina 86072-360, PR, Brazil
Institution: Pontifical Catholic University of Parana (PUCPR)
ORCID: 0000-0002-4730-0946
External IDs: ResearchGate: Paulo_Bignardi
Email: paulo.bignardi@pucpr.br
Works: 47, Cited by: 231, H-index: 10
Experienced researcher in Medical Sciences with a focus on Public Health and Epidemiology.

Education

  • PhD, Pontifical Catholic University of Parana (PUCPR) (2008-2012)

Research Interests

Keywords:
Medical Sciences Public Health Epidemiology
Topics:
Public Health Epidemiology Health Policy

Professional Links

ORCID ResearchGate

Selected Publications

Vitamin D's role in arthritis relief
Montemor CN, Fernandes MTP, Marquez AS, Bignardi PR, Poli RC, et al. Impact of Reduced Vitamin D Levels on Pain, Function, and Severity in Knee or Hip Osteoarthritis. Nutrients. 2025;17. doi:10.3390/nu17030447
PubMed DOI

Related Products

Products associated with this researcher's work:

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Related to: Arthritis
NOW Supplements, Vitamin D-3 50,000 IU Softgels, 50 softgels

NOW Supplements, Vitamin D-3 50,000 IU Softgels, 50 softgels

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NOW Supplements, Vitamin D-3 50,000 IU Softgels, 50 softgels

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NOW Supplements, Vitamin D-3 10,000 IU, Highest Potency, Structural Support*, 120 Softgels

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Related to: Arthritis
NOW Supplements, Vitamin D-3 10,000 IU, Highest Potency, Structural Support*, 120 Softgels

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Related to: Knee+pain
NOW Supplements, Vitamin D-3 2,000 IU, High Potency, Structural Support*, 240 Softgels

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Related to: Knee+pain
Garden of Life Raw Calcium Supplement for Women and Men - Vitamin Code Made from Whole Foods with Magnesium, K2, Vitamin D3 and Vitamin C Plus Probiotics for Digestion, 120 Capsules

Garden of Life Raw Calcium Supplement for Women and Men - Vitamin Code Made from Whole Foods with Magnesium, K2, Vitamin D3 and Vitamin C Plus Probiotics for Digestion, 120 Capsules

Related to: Arthritis
Garden of Life Raw Calcium Supplement for Women and Men - Vitamin Code Made from Whole Foods with Magnesium, K2, Vitamin D3 and Vitamin C Plus Probiotics for Digestion, 120 Capsules

Garden of Life Raw Calcium Supplement for Women and Men - Vitamin Code Made from Whole Foods with Magnesium, K2, Vitamin D3 and Vitamin C Plus Probiotics for Digestion, 120 Capsules

Related to: Knee+pain
Calcium Carbonate & Vitamin D by Nature's Bounty, Supports Immune Health & Bone Health, 600mg Calcium & 800IU Vitamin D3, 250 Tablets

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Related to: Arthritis
Calcium Carbonate & Vitamin D by Nature's Bounty, Supports Immune Health & Bone Health, 600mg Calcium & 800IU Vitamin D3, 250 Tablets

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Related to: Knee+pain