WalkTalkHealth Articles
Evidence-grounded health articles
Deeper topic guides with citations, practical notes, cautions, and related WalkTalkHealth companion videos.
WalkTalkHealth Articles
Deeper topic guides with citations, practical notes, cautions, and related WalkTalkHealth companion videos.
Research library
38 articles
A practical, evidence-grounded guide to what avocados contain, how they fit into digestion and heart-health discussions, and where the evidence is still cautious.
A clear, cautious explainer on what inflammation means, why chronic inflammation comes up in health advice, and where common anti-inflammatory claims go too far.
Fresh sweet cherries are a nutrient-containing seasonal fruit with anthocyanins and other polyphenols; they can fit well in a healthy diet, but the evidence for specific health benefits is modest and should not be overstated.
A careful look at what sauna, hot baths, cold plunges, and exercise can realistically do — and what the evidence does not support yet.
A calm, evidence-based guide to creatine’s biology, food sources, supplement use, benefits, and cautions.
A practical, evidence-grounded look at breath work: what it is, what it may help with, and where the claims go beyond the science.
A practical, evidence-based guide to what nattokinase is, what it may help with, how it’s used, and where the evidence and safety limits are most important.
Food-first guidance, a few well-studied nutrients for specific eye conditions, and daily habits that can help protect vision as you age.
A practical, evidence-based guide to broccoli sprouts, how they differ from mature broccoli, what sulforaphane and NRF2 are, and what the human evidence does and does not show.
A food-first guide to what tomatoes can realistically do for health, and where the evidence is still limited.
A practical, evidence-grounded guide to what berberine may help with, how it may work, how it is commonly used, and what safety issues matter most.
A practical, evidence-based guide to omega-3 forms, testing, food sources, supplements, and safety.
What probiotics, prebiotics, and postbiotics are, what the evidence supports, and where the limits and cautions matter most.
A practical guide to vitamin D sources, D3 vs D2, testing, dosing, and the limited but common discussion of vitamin K2 alongside calcium handling.
A clear, evidence-based guide to what sleep does well, what is still uncertain, and the habits most likely to support restorative sleep.
What the gut microbiome does, what the evidence supports, and the most practical ways to support it without overclaiming.
A science-first overview of how the gut and brain communicate, what the vagus nerve does and does not do, and where the evidence is still early.
An evidence-first guide to nitric oxide, with a clear look at what the body makes, what food may support, what supplements can and cannot do, and when to be cautious.
A calm, evidence-based look at what NAD+ does, why it matters for cellular energy, what is known about age-related decline, and where supplementation evidence still falls short.
A calm, evidence-based guide to NMN, NAD+, what human studies do and do not show, and the practical cautions that matter before using it as a supplement.
A calm, evidence-based guide to what resveratrol is, where it comes from, what it may do in the body, and where the evidence remains uncertain.
A practical, evidence-grounded guide to cortisol’s normal role, what chronic stress can do to its daily pattern, and which lifestyle changes have the best support.
What spermidine is, where it comes from, why it is discussed for longevity, and how to separate promising biology from proven human benefit.
A practical, evidence-grounded guide to what infrared light is, what near- and far-infrared may do, where you encounter it in daily life, and where the evidence stops.
A practical, evidence-grounded guide to how breakfast timing, insulin, and circadian rhythms affect glucose control — and where the evidence is still limited.
A clear, evidence-based guide to what insulin does, what is well established about blood sugar and storage, and what is still tentative about hunger, sleep, and inflammation.
A careful, evidence-tiered look at what dark chocolate may and may not do for blood flow, blood pressure, and mitochondrial support.
A food-first look at what walnuts can reasonably offer for evening snacking, sleep support, and broader longevity goals—without overclaiming what the evidence can prove.
A calm, evidence-led guide to what bone broth is, what it may reasonably offer, and where the health claims go beyond the evidence.
A practical, evidence-grounded guide to what yoghurt, sauerkraut, kefir, and kimchi may do for gut health—and what they cannot yet be promised to do.
A practical, evidence-grounded guide to what blueberries contain, what human studies show, and where the health claims go beyond the proof.
A clear, evidence-grounded guide to what bananas provide, how ripeness changes them, and who may want to be cautious.
A practical, evidence-grounded guide to what chia seeds can realistically do, how to use them, and when to be careful.
A practical, evidence-first guide to what flax seeds contain, what they may help with, how to use them, and where the evidence is still limited.
A practical, evidence-first guide to what EVOO is, what it contains, what it can realistically do, and how to choose and store it well.
A whole-food-first guide to apples, with clear separation between whole fruit benefits, apple compounds like fiber, pectin, and quercetin, and the limits of the evidence.
A practical, evidence-grounded guide to kiwi fruit—what it offers nutritionally, what the research supports most strongly, and where the claims should stay modest.
A cautious guide to what Lugol's iodine is, when it is used medically, what evidence exists for supplementation, and why thyroid and pregnancy-related cautions matter.