Evidence-based nutrition

We read the studies. You get the answers.

The research depth of PubMed. The reading experience of a magazine. The simplicity of pressing play.

The Definitive Guide

Three meta-analyses asked different cardio questions. Same answer.

Every source gave you a different number. Three independent research teams — studying different questions, in different populations, with different methods — all landed on the same principle. This guide maps what they found and where they agree.

You need 10,000 steps per day for health
Weights don't count as cardio — you need the treadmill
You need 150 minutes of cardio per week minimum
Zone 2 is the best cardio — anything harder is suboptimal
7 studies 6 meta-analyses Triple-verified Explore cluster →
Your Heart Can’t Tell If You Ran or Lifted After 60
The Intensity Paradox: 23 Studies, 1,332 People, One Surprise
What 57 Studies Found About Your Step Count (Not 10,000)
The Afterburn Effect Is Real — and It Doesn’t Matter
The Interference Effect, <em>Tested</em> in 43 Studies
Cardio vs. Weights: The 1 kg Gap Nobody Mentions
The Constrained Energy Model: More Exercise Won’t Burn More
All shorts →
Training

The decline doesn’t keep falling — after ninety days, it reaches a floor and stays there.

Your Cardio Fitness Has a Floor
2 min read 438 words
Fat Loss

What a walking pad does well, the scale will never show.

Walking Pads Burn Real Calories. The Weight Loss Didn’t Follow.
2 min read 410 words
Training

Two HIIT sessions sit on the week. Maybe Monday and Thursday, maybe Tuesday and Saturday — the days shift, the count stays the same. It feels thin. The programs in every training app push three sessions, four, sometimes five. The gap between that number and the one actually on the calendar lingers after every session.

Two HIIT Sessions Do the Job of Three
2 min read 498 words
BUILT TO PROVE OURSELVES WRONG
5 verification gates. 3 pipelines. 28+ kill switches.
Nothing publishes without surviving our Skeptic Protocol — the system we built to catch our own mistakes.
Explore full Cardio-conditioning cluster

FitChef is a digital publisher and evidence synthesis platform. We aggregate and structure publicly available research for informational purposes. FitChef does not perform original clinical research, provide medical advice, or offer treatment recommendations. Certainty tiers reflect the volume and agreement of the underlying evidence, not an editorial endorsement of study quality. Consult a qualified healthcare professional before making changes to your diet or exercise regimen.

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