Natural Health Studies- May 2015

Low Vitamin D Levels Associated with Cardiovascular Disease
Researchers recently found that low levels of vitamin D in childhood were associated with atherosclerosis (hardening of the arteries) in adults.  Read more about the study here.

Melatonin Improves Sleep Quality in Intensive Care Patients
A recent study suggests that melatonin supplementation may help offset the negative effects of light and noise on sleep in an intensive care environment. Read more about the study here.

Study Links Low Vitamin D Levels to Depression in Healthy Women
Vitamin D deficiency and insufficiency are common in healthy young women, and a recent study found that lower vitamin D levels were associated with clinically significant depressive symptoms. Read more about the study here.

Glucosamine and Chondroitin Benefits May Go Beyond Joint Health
Researchers found that glucosamine and chondroitin supplementation was associated with reducing circulating C-reactive protein (CRP) levels and other inflammatory-related pathways that are a factor in many chronic diseases. Read more about the study here.

Vitamin K Supplementation Shown to Improve Blood Sugar & Insulin Levels
Researchers recently found that vitamin K supplementation was associated with lower insulin and glucose levels in pre-diabetic, pre-menopausal women. Read more about the study here.

Study Documents Changes in Eye Function After Lutein/Zeaxanthin Supplementation
A recent study suggests that lutein and zeaxanthin may improve eye function for those in the early stages of age-related macular degeneration. Read more about the study here.

Extra Virgin Olive Oil Superior to Regular Olive Oil for Heart Health
Olive oil consumption, specifically the extra-virgin variety, has been found to be associated with reduced risks of cardiovascular disease and mortality in individuals at high cardiovascular risk. Read more about the study here.

Vitamin C Increases Physical Activity and Immune System Strength in Men
Researchers suggest that vitamin C supplementation may improve both physical activity level and immune system strength. Read more about the study here.