MetFix
MetFix 3 posts from the Persistence team
MetFix August 22, 2026
What Insulin Resistance Actually Is, Without the Scary Graphics
A coach's plain explanation of insulin resistance: not cells refusing to listen, but cells that are already full. Why glucose can read normal for years.
By Ravi Dewangan
MetFix August 15, 2026
Why You Are Tired All the Time (It Is Usually an Engine Problem)
Most fatigue advice is sleep hygiene. Here is the other explanation nobody gives you: the machinery that makes your energy is trainable, and capacity varies enormously.
By Ravi Dewangan
MetFix August 8, 2026
Why Nutrition Advice Keeps Changing (and Why Both Sides Have a Study)
Your doctor and your trainer give you opposite nutrition advice and both are quoting research. Here is the structural reason the literature contradicts itself, and how to judge a claim.
By Ravi Dewangan
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