Open label trial discovers 1,200 IU/day more effective than 400 IU/day in managing influenza in infants
A recent open label trial found that higher doses of vitamin D in infants reduced duration of influenza symptoms.
Tag Archives: influenza
Vitamin D supplementation reduces risk of colds and flu
Dr. Cannell discusses a recent study that confirmed his hypothesis that vitamin D supplementation reduces the risk of colds and influenza.
Animal study suggests vitamins A and D may relate to the effectiveness of flu vaccines
A recent animal study suggests vitamin A and D deficiency may reduce the efficacy of flu vaccines.
Vitamin D supplementation reduces the risk of respiratory infections, according to study
Another study shows vitamin D reduces the risk of developing respiratory tract infections (RTI).
Did vitamin D help New Zealand during the 1918-19 influenza outbreak?
The 1918-19 influenza pandemic was widespread and deadly. Across the world, influenza affected 500 million people and killed 50 to 100 million.
Study looks at seasonality of vitamin D levels in the United States
Researchers wanted to see if seasonal variation still existed for vitamin D levels in the years after sun avoidance advice and to see if seasonality is changing over time.
Meta-analysis: Vitamin D supplementation may prevent respiratory tract infections
Dr Cannell discusses the latest meta analysis examining 11 randomized controlled trials on vitamin D and respiratory tract infections.
The latest research: Vitamin D for prevention of respiratory infections
Recently, researchers at the Indian Institute of Public Health published a meta-analysis of the research on vitamin D and respiratory tract infections.
Tanning, vitamin D status, and colds
Researchers in the Netherlands administered a two month course of sunbed exposure, only to find the effect on infection during that two months was minimal. Dr Cannell explains the details of the study.
Dear Dr Cannell: Flu season hits early
Influenza kills about 350,000 people in the world, almost all in the winter. Older adults with chronic illnesses are at the highest risk.
