Surprised young doctor in blue uniform

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...

man laying in grass

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...

Harness the Sun: UV Strength

May 18, 2016 The ultraviolet index or UV index is a measurement of the strength of the sun’s ultraviolet rays. It is 0 in the dark of night and 10-11 in the middle of...

February is Heart Health Month

February 3, 2016 February is American Heart Month. Cardiovascular disease (CVD), which includes heart disease, stroke, and high blood pressure, is responsible for one out of every three (about 800,000) deaths in the United...