Blog posts of '2026' 'March'

Drink 8 glasses of water a day" is one of the most enduring health myths in existence. The actual science of hydration is far more nuanced — individual needs vary enormously, thirst is more reliable than most people think, and chronic low-level dehydration is genuinely common but easily missed. This evidence-based guide covers everything.

Adaptogens — herbs that help the body adapt to physical and psychological stress — have become one of the fastest-growing supplement categories. But the category ranges from robustly studied to essentially untested. This guide ranks the seven adaptogens with the strongest clinical evidence and explains what each one specifically does.

VO2 max gets all the attention, but running economy — how efficiently your body uses oxygen at a given pace — may be an even more important determinant of performance. More importantly, it is significantly more trainable. Here's what running economy is, what the research says improves it, and how to apply these principles to run faster with less effort.

You don't have to give up your favorite carbohydrate-rich foods to manage blood sugar. A range of evidence-based cooking and food preparation techniques can dramatically reduce the glycemic impact of rice, pasta, bread, and potatoes — without changing what you eat, just how you prepare it.

Longevity research has exploded in the past decade — but most of it has been conducted in male populations. This guide focuses specifically on the eight evidence-based longevity habits with the strongest data in women, from the biological differences that influence lifespan to the daily practices that reduce mortality risk by measurable margins.

Thyroid disorders affect an estimated 20 million Americans — with hypothyroidism, Hashimoto's thyroiditis, and subclinical thyroid dysfunction disproportionately affecting women. Diet plays a significant but frequently misunderstood role in thyroid function. This guide covers the nutrients that support thyroid health, the foods to be cautious about, and the dietary pattern most supported by evidence.

The protein supplement market has never been more crowded or more confusing. Whey isolate versus concentrate, casein versus plant blends, collagen versus real protein — the marketing claims are relentless and often misleading. This science-backed comparison cuts through the noise to tell you exactly what each protein powder does and which one is right for your specific goals.

The hybrid athlete — someone who trains for both maximal strength and significant endurance simultaneously — was once considered a compromise. But a new body of research on concurrent training, programming strategy, and recovery optimization shows that strength and endurance can be built together without meaningful interference, if the approach is right.

Not all calories satisfy hunger equally. The Satiety Index — developed by researcher Susanne Holt — ranks foods by how full they make you per calorie consumed, and the results challenge almost every assumption about which foods are 'filling.' This guide explains the science and gives you a practical framework for building the most satisfying diet possible.

The debate over seed oils has exploded across social media — but the science is more nuanced than either side admits. This deep-dive separates evidence from ideology, examines what happens to seed oils when heated, and provides a practical guide to the fats that best support your long-term health.