News & Research
Why Latitude Shuts Off Vitamin D Production in Winter
From November through February, Maine sits inside what researchers call the vitamin D winter. Here is the physics behind why...
News & Research
Study summaries, health news briefs, and research updates
News & Research
Vitamin D in Pregnancy and Early Childhood: The Evidence
A look at what the research really says about vitamin D in pregnancy and early childhood, and why families in...
News & Research
Vitamin D and Mood: Sorting Signal From Noise
Low vitamin D and low mood often show up together in northern winters. But the research on whether one causes...
News & Research
Magnesium, Vitamin D, and the Co-Factor Connection
Vitamin D gets all the attention in northern New England, but research shows it cannot do its job without enough...
News & Research
Vitamin D and the Immune System: What Reviews Conclude
Big reviews of vitamin D and respiratory infections keep landing in a careful middle ground. Here is what they found,...
News & Research
Powassan Virus: Rare but Serious in the Northeast
Powassan is the tick disease almost nobody talks about. It is rare, but it moves fast and there is no...
News & Research
How Accurate Is Lyme Testing? Two-Tier Tests Explained
A negative Lyme blood test doesn't always mean you're in the clear, especially in the first weeks after a bite....
News & Research
Alpha-Gal Syndrome: When a Tick Bite Triggers a Meat Allergy
A tick bite that leaves you allergic to a cheeseburger sounds far-fetched, but a 2025 CDC surveillance study documented alpha-gal...
News & Research
Vitamin D and Alzheimer Risk: What a New Midlife Study Found
A study published in Neurology found that people with higher vitamin D levels in early midlife had less tau protein...
News & Research
Ultra-Processed Foods and Inflammation: What NHANES Data Shows
A 2025 analysis of federal nutrition survey data found that adults who get the most of their calories from ultra-processed...
News & Research
Refeeding After Fasting: New Research on Longevity Mechanisms
Scientists have found that the refeeding phase after a fast triggers a burst of stem cell activity and tissue repair....