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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...

Fibromyalgia and Other ‘Catch-All’ Diseases

Introducing GrassrootsHealth Participant Eva Cardoza King My name is Eva Cardoza King. I have been married for 33 years and have two beautiful grown daughters and two beautiful grandchildren. I live in the Sierra Foothills...

Could Vitamin D Prevent a Flu Epidemic?

February 8, 2018 According to the Centers for Disease Control and Prevention (CDC) estimates, this winter’s flu season is on track to be worse than that of the 2014-2015 season when 34 million Americans...