Omega-3 fatty acids are a healthy type of fat that comes in multiple forms. Long-chain omega-3s, primarily EPA and DHA which are found in fish and shellfish, have been linked to numerous health benefits....
As we saw in the first of this series, GrassrootsHealth participants reside in 55 countries worldwide. Today, we’ll look at how vitamin D levels vary by location. Vitamin D levels by country for GrassrootsHealth...
We sometimes receive questions from participants about whether a vitamin D test result is too high if it came back higher than the recommended range of 40-60 ng/ml. In this blog we will explore...
Researchers in Tennessee believed that vitamin D deficiency could lead to chronic ailments, which in turn increases health care costs. The Veterans Administration is interested not only in the health of their veterans, but...
Evidence shows that vitamin D levels are affected by obesity. Using the data you provided for the GrassrootsHealth study, we assessed the effect of BMI on vitamin D dose-response. We found that with increasing...
A Call to Action has been issued to alert the public to the importance of omega-3 fatty acids, through education, awareness, and measurement; encouraging individuals to monitor their own health outcomes in relationship to...
In our last post about magnesium, we discussed magnesium intake and the high proportion of the population whose intake from the diet is well below the recommended daily intake level. Today, we will talk...
Mercury is one of the most toxic heavy metals and exists in multiple forms including elemental mercury, inorganic mercury, and organic mercury. Potential health effects of mercury exposure depends on many factors, including the...
Almost 1500 participants have provided information about their cholesterol since the questions were added to the D*action questionnaire in April of 2017. In our first post about cholesterol, we presented information about how many...
Almost 1500 participants have provided information about their cholesterol since the questions were added to the D*action questionnaire in April of 2017. In our last post about cholesterol, we presented information about how many...