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Home · Health A–Z · Health

Health A–Z

Evidence-based health.

Conditions, symptoms and root causes, explained in plain language.

Browse:Nutrition · 11 Health · 23 Recipes · 342 Beauty · 0 Fitness · 1 Essential Oils · 0 Pet Health · 0 People · 4

Newest in Health

Fresh, reviewed, dated.

The 23 most recent of 23 health articles.

A bowl of seared salmon over mixed greens, avocado and a soft-boiled egg

Featured · 24 min read · Sep 2026

Autoimmune Disease: Symptoms, Causes, Diet, Testing & How to Calm the Immune Attack

Illustration for: Black Seed Oil Left Overall Gut Microbiome Stable In 8-Person Pilot Study

Article · Sep 2026

Black Seed Oil Left Overall Gut Microbiome Stable In 8-Person Pilot Study

Illustration for: Gut Microbiome Maturation Pattern Linked to Threefold Higher Type 1 Diabetes Risk in Children

Article · Sep 2026

Gut Microbiome Maturation Pattern Linked to Threefold Higher Type 1 Diabetes Risk in Children

Illustration for: Meta-Analysis Finds Probiotics Linked To Large Cognitive Score Effect In Older Adults

Article · Sep 2026

Meta-Analysis Finds Probiotics Linked To Large Cognitive Score Effect In Older Adults

Illustration for: Four Week Diet Shift Lowers Biological Age Markers In Older Adults

Article · Sep 2026

Four Week Diet Shift Lowers Biological Age Markers In Older Adults

Illustration for: Individualized Milk Fortification Shows No Growth Benefit For Preterm Infants

Article · Sep 2026

Individualized Milk Fortification Shows No Growth Benefit For Preterm Infants

Illustration for: Whole Grain Intake Of 60 To 100 Grams Daily Tied To Heart Marker Gains

Article · Sep 2026

Whole Grain Intake Of 60 To 100 Grams Daily Tied To Heart Marker Gains

Illustration for: Ketogenic Diet Controls Seizures Within Two Weeks In Infant With Rare Metabolic Disorders

Article · Sep 2026

Ketogenic Diet Controls Seizures Within Two Weeks In Infant With Rare Metabolic Disorders

Illustration for: Heat-Killed Probiotic Eases Gut Symptoms and Stress in Adults With Excess Weight

Article · Sep 2026

Heat-Killed Probiotic Eases Gut Symptoms and Stress in Adults With Excess Weight

Illustration for: High-Intensity Laser Therapy Cuts Pain Across 105 Clinical Trials

Article · Sep 2026

High-Intensity Laser Therapy Cuts Pain Across 105 Clinical Trials

Illustration for: Higher Diet Phytochemical Index Linked to Lower Colorectal Cancer Odds in New Case-Control Study

Article · Sep 2026

Higher Diet Phytochemical Index Linked to Lower Colorectal Cancer Odds in New Case-Control Study

An empty wooden rope swing hanging from a bare tree at sunset

33 min read · Sep 2026

ADHD: Symptoms, Causes, Tests, Medication and Natural Treatment

Illustration for: Red Light Therapy Cuts Thyroid Medication Needed in Hashimoto's Patients

Article · Sep 2026

Red Light Therapy Cuts Thyroid Medication Needed in Hashimoto's Patients

Illustration for: Fermented Foods Diet Drops 19 Inflammatory Markers In 10-Week Trial

Article · Sep 2026

Fermented Foods Diet Drops 19 Inflammatory Markers In 10-Week Trial

Illustration for: Gut Microbiota Pattern Beats Chronological Age At Predicting Inflammation In 1,199 Adults

Article · Sep 2026

Gut Microbiota Pattern Beats Chronological Age At Predicting Inflammation In 1,199 Adults

A woman stirring a pot of vegetable and bone broth soup at a sunlit stove

19 min read · Sep 2026

Leaky Gut: Symptoms, Root Causes, Testing & the 6R Healing Protocol

A woman at a lamplit dinner table pushing her plate away with a hand on her stomach

16 min read · Sep 2026

SIBO: Symptoms, Causes, Diet, Tests & Treatment

A young child's open hand holding a small pile of freshly picked wild strawberries

23 min read · Sep 2026

Children's Health: A Parent's Guide to Nutrition, Immunity, Sleep, Screens and Supplements

A woman seated on a yoga mat holding a bowl of quinoa, broccoli, tomatoes and poached eggs, seen from above

25 min read · Sep 2026

Women's Health: Hormones, Nutrition and Training Through Every Life Stage

A tall glass of sparkling water with a lemon slice on a white table

26 min read · Aug 2026

Electrolyte Imbalance: Symptoms, Causes, Tests and How to Rebalance Naturally

Spring onions, radishes, beets, cauliflower and broccoli stacked on a farmers market stall

15 min read · Jun 2026

Functional Medicine: What It Is, the Evidence & Why It Should Come First

A gloved hand holding a vial of blood drawn for lab testing

16 min read · Jun 2026

ApoB Blood Test: Why It Beats LDL Cholesterol, Optimal Levels & How to Lower It

Red light therapy - Dr. Axe

14 min read · Sep 2025

Red Light Therapy: Benefits, Uses, Dosing & Side Effects

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