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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1945 4
1946 11
1947 7
1948 9
1949 10
1950 11
1951 12
1952 12
1953 12
1954 19
1955 19
1956 19
1957 22
1958 29
1959 15
1960 13
1961 17
1962 30
1963 58
1964 58
1965 33
1966 30
1967 32
1968 40
1969 42
1970 33
1971 53
1972 50
1973 66
1974 55
1975 62
1976 37
1977 30
1978 23
1979 40
1980 20
1981 25
1982 23
1983 20
1984 31
1985 46
1986 38
1987 50
1988 59
1989 72
1990 83
1991 103
1992 105
1993 102
1994 114
1995 129
1996 120
1997 139
1998 125
1999 114
2000 128
2001 99
2002 135
2003 134
2004 140
2005 137
2006 137
2007 127
2008 140
2009 166
2010 205
2011 255
2012 294
2013 297
2014 301
2015 285
2016 287
2017 245
2018 203
2019 254
2020 733
2021 1063
2022 661
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8,294 results
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Page 1
Evidence Regarding Vitamin D and Risk of COVID-19 and Its Severity.
Mercola J, Grant WB, Wagner CL. Mercola J, et al. Nutrients. 2020 Oct 31;12(11):3361. doi: 10.3390/nu12113361. Nutrients. 2020. PMID: 33142828 Free PMC article. Review.
Vitamin D deficiency co-exists in patients with COVID-19. At this time, dark skin color, increased age, the presence of pre-existing illnesses and vitamin D deficiency are features of severe COVID disease. ...In view of public health policy, however, results of larg
Vitamin D deficiency co-exists in patients with COVID-19. At this time, dark skin color, increased age, the presence of pre-existing
Role of vitamin D in preventing of COVID-19 infection, progression and severity.
Ali N. Ali N. J Infect Public Health. 2020 Oct;13(10):1373-1380. doi: 10.1016/j.jiph.2020.06.021. Epub 2020 Jun 20. J Infect Public Health. 2020. PMID: 32605780 Free PMC article. Review.
Several studies demonstrated the role of vitamin D in reducing the risk of acute viral respiratory tract infections and pneumonia. ...Thus, people who are at higher risk of vitamin D deficiency during this global pandemic should consider taking vitamin
Several studies demonstrated the role of vitamin D in reducing the risk of acute viral respiratory tract infections and pneumo …
Immunologic Effects of Vitamin D on Human Health and Disease.
Charoenngam N, Holick MF. Charoenngam N, et al. Nutrients. 2020 Jul 15;12(7):2097. doi: 10.3390/nu12072097. Nutrients. 2020. PMID: 32679784 Free PMC article. Review.
Association between low levels of serum 25-hydroxyvitamin D and increased risk of developing several immune-related diseases and disorders, including psoriasis, type 1 diabetes, multiple sclerosis, rheumatoid arthritis, tuberculosis, sepsis, respiratory infection, a …
Association between low levels of serum 25-hydroxyvitamin D and increased risk of developing several immune-related diseases and diso …
Supplementation with vitamin D in the COVID-19 pandemic?
Hadizadeh F. Hadizadeh F. Nutr Rev. 2021 Jan 9;79(2):200-208. doi: 10.1093/nutrit/nuaa081. Nutr Rev. 2021. PMID: 32679589 Free PMC article. Review.
By counterbalancing the activity of the renin-angiotensin system, angiotensin-converting enzyme 2, which is the fusion receptor of the virus, plays a protective role against the development of complications of this viral infection. ...Epidemiologic studies of …
By counterbalancing the activity of the renin-angiotensin system, angiotensin-converting enzyme 2, which is the fusion receptor of the vi
Immune-boosting role of vitamins D, C, E, zinc, selenium and omega-3 fatty acids: Could they help against COVID-19?
Shakoor H, Feehan J, Al Dhaheri AS, Ali HI, Platat C, Ismail LC, Apostolopoulos V, Stojanovska L. Shakoor H, et al. Maturitas. 2021 Jan;143:1-9. doi: 10.1016/j.maturitas.2020.08.003. Epub 2020 Aug 9. Maturitas. 2021. PMID: 33308613 Free PMC article. Review.
The world is currently in the grips of the coronavirus disease (COVID-19) pandemic, caused by the SARS-CoV-2 virus, which has mutated to allow human-to-human spread. Infection can cause fever, dry cough, fatigue, severe pneumonia, respiratory distress syndrome and i …
The world is currently in the grips of the coronavirus disease (COVID-19) pandemic, caused by the SARS-CoV-2 virus, which has mutated …
Vitamin C and Infections.
Hemilä H. Hemilä H. Nutrients. 2017 Mar 29;9(4):339. doi: 10.3390/nu9040339. Nutrients. 2017. PMID: 28353648 Free PMC article. Review.
In the early literature, vitamin C deficiency was associated with pneumonia. After its identification, a number of studies investigated the effects of vitamin C on diverse infections. ...The most extensively studied human infection is the common cold. Vita
In the early literature, vitamin C deficiency was associated with pneumonia. After its identification, a number of studies investigat …
Vitamin D and Its Potential Benefit for the COVID-19 Pandemic.
Charoenngam N, Shirvani A, Holick MF. Charoenngam N, et al. Endocr Pract. 2021 May;27(5):484-493. doi: 10.1016/j.eprac.2021.03.006. Epub 2021 Mar 17. Endocr Pract. 2021. PMID: 33744444 Free PMC article. Review.
These include the immunomodulatory effects on the innate and adaptive immune systems, the regulatory effects on the renin-angiotensin-aldosterone-system in the kidneys and the lungs, and the protective effects against endothelial dysfunction and thrombosis. Prior to the COVID-19 …
These include the immunomodulatory effects on the innate and adaptive immune systems, the regulatory effects on the renin-angiotensin-aldost …
"Vitamin D supplementation and COVID-19 treatment: A systematic review and meta-analysis".
Rawat D, Roy A, Maitra S, Shankar V, Khanna P, Baidya DK. Rawat D, et al. Diabetes Metab Syndr. 2021 Jul-Aug;15(4):102189. doi: 10.1016/j.dsx.2021.102189. Epub 2021 Jun 28. Diabetes Metab Syndr. 2021. PMID: 34217144 Free PMC article.
BACKGROUND: Vitamin-D is an immune-modulator which might be linked to disease severity by SARS-CoV-2. ...CONCLUSION: No significant difference with vitamin-D supplementation on major health related outcomes in COVID-19. ...
BACKGROUND: Vitamin-D is an immune-modulator which might be linked to disease severity by SARS-CoV-2. ...CONCLUSION: No significant d …
The link between COVID-19 and VItamin D (VIVID): A systematic review and meta-analysis.
Bassatne A, Basbous M, Chakhtoura M, El Zein O, Rahme M, El-Hajj Fuleihan G. Bassatne A, et al. Metabolism. 2021 Jun;119:154753. doi: 10.1016/j.metabol.2021.154753. Epub 2021 Mar 24. Metabolism. 2021. PMID: 33774074 Free PMC article.
BACKGROUND: Disease severity and mortality rates due to COVID-19 infection are greater in the elderly and chronically ill patients, populations at high risk for vitamin D deficiency. Vitamin D plays an important role in immune function and inflammation. ...
BACKGROUND: Disease severity and mortality rates due to COVID-19 infection are greater in the elderly and chronically ill patients, p …
The role of vitamin D deficiency on COVID-19: a systematic review and meta-analysis of observational studies.
Kaya MO, Pamukçu E, Yakar B. Kaya MO, et al. Epidemiol Health. 2021;43:e2021074. doi: 10.4178/epih.e2021074. Epub 2021 Sep 23. Epidemiol Health. 2021. PMID: 34607398 Free PMC article.
The purpose of this study was to synthesize evidence on the possible effect of low serum vitamin D levels (25[OH]D<20 ng/mL or 50 nmol/L) on COVID-19 infection and outcomes. ...CONCLUSIONS: According to our results, vitamin D deficiency may increase the ri …
The purpose of this study was to synthesize evidence on the possible effect of low serum vitamin D levels (25[OH]D<20 ng/mL or 50 …
8,294 results