What is the link between Vitamin A and respiratory infections?

Aug 16, 2022 ... Taking extra vitamin D does not reduce bone fracture risk, according to a major study led by the Medical School's Meryl LeBoff. Feb 20, 2025 ... This book guides the reader on a journey through the information, debate and research on this topic. I have also written several articles on ... Jan 31, 2024 ... Researchers discuss the evidence arguing for the efficiency and safety of 2000 international units (IU), ie, 50 micrograms (μg) of vitamin D supplementation ... Richard Martin and his team observed association between vitamin D and more aggressive cancers, which indicates the potential role for vitamin D manipulation. Dec 16, 2020 ... Vitamins are organic substances present in minute amounts in natural foodstuffs. Having too little of any particular vitamin may increase the ... Nov 30, 2023 ... A previous study, published in 2022, found that nicotinamide riboside may be beneficial for people with Parkinson's. The results showed that the ... Sep 27, 2022 ... Through ongoing research, Manson has found that adults who take either moderate or high-dose daily vitamin D supplements of at least 1,000 IU ... In a small study of 40 high-functioning elderly women, severe vitamin D deficiency (<25 nmol/L) was associated with a higher risk of non-AD dementias but ... Our clinical information meets the standards set by the NHS in their Standard for Creating Health Content guidance. Read our editorial policy. Patient is a ... Jan 26, 2022 ... A Danish observational study found a 49% reduction in rheumatoid arthritis risk for each 30 g increase in daily fatty fish intake (≥8 g fat/100 ...