Postpone Chronic Disease

Given that we have longer lifespans, how can we live healthy until we die? Between 1900 and 2000 the average US lifespan has increased from 47 to 77 years. What if you wished for...

Do mammograms prevent breast cancer?

No! Source: CDC, US cancer statistics (choose United States, Female Breast) Breast cancer awareness month was started in 1985 with a goal of promoting mammography as the best weapon against breast cancer. Since that...

Three Steps to Decreasing Your Breast Cancer Risk

GrassrootsHealth promotes health change through research. There are many research articles which conclude that vitamin D levels above 60 ng/ml (150 nmol/L) may significantly reduce your chance of getting breast cancer. Read about some...

Concerned about vitamin D toxicity?

Vitamin D toxicity is a rare imbalance, usually caused by excessive vitamin D supplementation, that can lead to hypercalcemia (increased calcium in the blood), hyperphosphatemia (increased phosphate in the blood), and suppressed serum PTH...

Initial Vitamin D Levels on the Rise

Our very first D*action test results came in just over 9 years ago, in January 2009. Over 11,500 individuals have now taken part in our “observational field trial” by sharing their vitamin D test...