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References

Clinical references and source citations used across VitalYOU condition pages.

Homepage

  1. University of Melbourne, State of the Future of Work Report, 2023.
  2. CMA / Euromonitor, 2025.

For Women

  1. Maki PM & Jaff NG, Climacteric, 2022; SWAN cohort, n=3,302.
  2. Liu L et al., Nutrients, 2024; NHANES 2011–2018.
  3. Davis SR & Magraith K, Advancing menopause care in Australia: barriers and opportunities, MJA, 2023; 218(11).
  4. Clarfield AM, Archives of Internal Medicine, 2003. Meta-analysis, n=7,042.
  5. Murray-Kolb LE, Beard JL, American Journal of Clinical Nutrition, 2007. n=149.

For Men

  1. CRN Consumer Survey on Dietary Supplements, 2019; Ipsos; n=2,006.
  2. Van Cauter E, Leproult R, Plat L, JAMA, 2000; n=149 healthy men aged 16–83.
  3. Cleveland Clinic MENtion It Survey, 2019; n=1,174.
  4. Feldman HA et al., JCEM, 2002; Van Cauter E et al., JAMA, 2000.

How It Works

  1. CLSI C28-A3 / EP28-A3c. Defining, Establishing, and Verifying Reference Intervals in the Clinical Laboratory, 2008.
  2. IFCC Committee on Reference Intervals and Decision Limits. Recommendation on the term ‘reference interval’ to replace ‘normal range,’ 1987.

Fatigue

  1. Yoon JH et al., Frontiers in Public Health, 2023. Meta-analysis, n=623,624.
  2. Nijrolder I et al., CMAJ, 2009. n=571, 147 practices.
  3. NICE Clinical Knowledge Summaries, 2021. UK general practice database, 1990–2001.
  4. Sonder, State of Employee Health and Wellbeing Report, 2026. n=6,105.
  5. Kroenke et al., JAMA, 1988. n=1,159.

Brain Fog

  1. Luck T, Riedel-Heller SG, Roehr S, et al. Memory-related subjective cognitive symptoms in the dementia-free general population. BMC Psychology. 2018;6:58. LIFE-Adult-Study, n=8,834.
  2. Bahorik AL et al., Neurology, 2024. CARDIA study.
  3. Chaker L, Razvi S, Bensenor IM, Azizi F, Pearce EN, Peeters RP. Hypothyroidism. Thyroid. 2022;32(7). n=5,170 hypothyroid patients reporting brain fog symptoms.
  4. CDC BRFSS 2020–2022 data, n=881,479. Preventive Medicine Reports, 2025.
  5. Clarfield AM, Archives of Internal Medicine, 2003. Meta-analysis, n=7,042.
  6. Maki PM & Jaff NG, Climacteric, 2022. SWAN cohort, n=3,302.
  7. Kapoor E et al., Mayo Clinic Proceedings, 2025. n≈5,000 women aged 45–60.
  8. Wooten KG et al., MMWR, 2026. BRFSS 2023 data.
  9. Taylor CA et al., MMWR, 2018. BRFSS, n=150,000+.
  10. Hale JM et al., Aging & Mental Health, 2022. n=216,838.
  11. Fava M et al., Journal of Clinical Psychiatry, 2006. n=117.
  12. Maki PM & Jaff NG. Brain fog in menopause: a health-care professional’s guide for decision-making and counseling on cognition. Climacteric. 2022;25(6):570–578. SWAN cohort, n=3,302. https://www.tandfonline.com/doi/full/10.1080/13697137.2022.2122792
  13. Victorian Government Department of Health. Inquiry into Women’s Pain — Final Report. Victoria, Australia, 2024–25. n=13,000 women and girls aged 12–79. https://www.health.vic.gov.au/inquiry-into-womens-pain
  14. Cronin C, Hungerford C, Wilson RL. Menopause at work — a systematic exploration of women’s experiences. BMC Women’s Health. 2023;23:506. n=407 menopausal women, Irish hospital workers. https://pmc.ncbi.nlm.nih.gov/articles/PMC10540666/

Notes

  • 100,000+ consultations delivered by the VitalYOU medical team in their careers.