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...

Biological Effects of Sunlight

Paper Review: Biological Effects of Sunlight, Ultraviolet Radiation, Visible Light, Infrared Radiation and Vitamin D for Health Michael F. Holick, PhD, MD Boston University Medical Center Anticancer Research March 2016 Read Paper History of...

what amount of sun is right for you?

What Amount of Sun Is Right for You?

Sunshine is important for your health, but before you get sun rays you need to assess your current situation. We want to get sunshine and all its beneficial aspects, but we don’t want to...

Let’s Level the Playing Field with Vitamin D

Racial Disparity There is a branch of the National Institutes of Health, the medical research agency of the United States, called the National Institute on Minority Health and Health Disparities (NIMHD) whose charter is...

The Summer of 1974

Or… How I Found My Life’s Mission By Cedric Garland, Dr. P.H., F.A.C.E. In the summer of 1974, my brother Frank and I found ourselves in a steaming hot lecture room at Johns Hopkins...

Vitamin D Hacking Using Science

Why is vitamin D important? GrassroosHealth summarized many different research papers into one chart in order to explain why vitamin D levels are critical to disease prevention: What? How do I read this? GrassrootsHealth...