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Study under review: The Effects of Correction of Vitamin D Deficiency on Arterial Stiffness: A Systematic Review and Updated Meta-Analysis of Randomized Controlled Trials
What was the question?
What do randomized controlled trials say about the effect of vitamin D supplementation on arterial stiffness among people with vitamin D deficiency?
Why was the question worth asking?
How was the question answered?
What was the answer?
How much should you trust the answer?
What’s the take-home?
Other Articles in Issue #65 (March 2020)
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NERD News: Pharmaceutical peanut powder power!
In this first installment of NERD News, we cover a new drug that lowers the chance of severe allergic reaction to peanuts in children who already have peanut allergy.
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Deep Dive: Thick fiber for slimming down
Consuming viscous, soluble fiber may help reduce bodyweight in the absence of calorie restriction… but not to a meaningful extent.
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Probiotics for stool solidity during cancer treatment
Probiotics seem to help with diarrhea caused by radiation treatment, but better quality evidence is needed to confirm how well it works, and what doses and strains work best.
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Can supplementation help silence tinnitus?
This study found that a blend of lots vitamins and antioxidants had a significant impact on tinnitus, but it’s far from clear which ingredients played a role and which sat on the sidelines.
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Deep Dive: Can synbiotics help prevent respiratory tract infections?
This meta-analysis found a modest, but reliable, effect in adults, but no apparent effect in children. However, what doses and strains work best is far from clear. There’s also no strong reason to suspect that these results carry over to more serious RTIs, like COVID-19.
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Safety Spotlight: Dairy, dietary supplement use, and breast cancer
In this first-ever installment of Safety Spotlight, we examine two observational studies that explored the association of breast cancer with dairy intake and breast cancer outcomes with supplement use.
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Investigating inulin-type fructans for glycemic control
These prebiotics seem to make a decent dent in glycemic control problems, especially for people with prediabetes and type 2 diabetes.
