Eggs and Cholesterol, How Many a Day Is Actually Safe?
1 egg a day suits healthy adults, says the AHA. See the 2025 AJCN trial and who should limit eggs.
Nutrition
Caffeine and Metabolism, What a New 2026 Study Found
Caffeine and metabolism: a 2026 trial found fat oxidation benefits peak around 3-5mg/kg, with no extra effect at higher doses. What the research shows.
Vitamin D Deficiency, The Blood Test Number Nobody Explains
Vitamin D deficiency affects roughly 1 in 4 Americans. What the blood test number actually means, who’s at risk, and the dose research supports.
Iron Deficiency in Women, The Fatigue Nobody Tests For
Iron deficiency in women: nearly 1 in 3 US women are affected, and most never get tested. The symptoms, causes, and test most people never ask for.
Magnesium for Sleep, What a New Clinical Trial Found
Magnesium for sleep: a 2025 randomized trial found more users hit a meaningful improvement threshold than placebo. What the dose, form, and evidence show.
Why You Need Less Sodium, The Heart Risk Nobody Explains
Why you need less sodium: a 2026 cohort study found each 1,000 mg/day more sodium raised heart failure risk 8%. Where sodium hides and what changes it.
Rice and Blood Sugar, 4 Methods Research Actually Confirms
Rice and blood sugar: cooling, vinegar, rice variety, and lentils each change glucose response, per clinical trials showing up to a 35% drop.
Full-Fat Dairy, What the New 12-Week Study Actually Found
Full-fat dairy didn’t raise weight, fat, or cholesterol in a 12-week University of Toronto trial of 74 adults. Here’s what the dairy matrix study found.
Eating Less Protein, What the New Aging Study Actually Found
Eating less protein could slow aging, per a 350+ study Cell Press Blue review from University of Wisconsin-Madison researchers. What the science found.
Seed Oils, I Checked What the Research Actually Shows
Seed oils research: Johns Hopkins data links high linoleic acid to 35% lower diabetes risk, plus a 2020 Circulation meta-analysis on heart disease.