Sources & References

The content on this site is based on peer-reviewed research and authoritative health resources. Sources are listed below. Where multiple articles cite the same source, reference numbers are grouped together.

• References [1] [2] [3] [4] [6] [14] [25] [26] [31] [32] [33] [50]
  Vitamin D Deficiency — StatPearls, NCBI Bookshelf
  https://www.ncbi.nlm.nih.gov/books/NBK532266/
• Reference [5]
  Preventing Falls and Hip Fractures — CDC Older Adult Fall Prevention
  https://www.cdc.gov/falls/prevention/index.html
• References [7] [8] [9] [10] [12] [13] [17] [18] [19] [20] [22] [23] [27] [29] [36] [42] [43] [45] [46] [47] [49]
  Vitamin D — The Nutrition Source, Harvard T.H. Chan School of Public Health
  https://nutritionsource.hsph.harvard.edu/vitamin-d/
• Reference [11]
  Vitamin D supplementation to prevent acute respiratory tract infections: systematic review and meta-analysis of individual participant data — BMJ 2017
  https://www.bmj.com/content/356/bmj.i6583
• References [15] [16]
  The effect of vitamin D supplementation on depression: a systematic review and dose–response meta-analysis of randomized controlled trials — Psychological Medicine, Cambridge Core
  https://www.cambridge.org/core/journals/psychological-medicine/article/...
• References [21] [24] [28] [30] [34] [35] [40]
  Vitamin D and Skin Health — Linus Pauling Institute, Oregon State University
  https://lpi.oregonstate.edu/mic/health-disease/skin-health/vitamin-D
• Reference [37]
  UV radiation and the skin — PubMed (PMID 23749111)
  https://pubmed.ncbi.nlm.nih.gov/23749111/
• References [38] [39] [41] [44]
  Your Vitamin D Dilemma, Solved — Hartford Hospital
  https://hartfordhospital.org/about-hh/news-center/news-detail?articleid=43107
• Reference [48]
  Deaths from Fall-Related Traumatic Brain Injury — United States, 2008–2017 — MMWR / CDC
  https://www.cdc.gov/mmwr/volumes/69/wr/mm6909a2.htm