05/18/2026
If 16:8 made your A1C go up, this is why.
Skip breakfast under chronic stress → cortisol stays elevated → liver dumps glucose → no insulin response → glucose sits high for hours.
Over months, your cells stop listening. That’s insulin resistance.
Fasting works for some. It backfires on stressed-out executives running on caffeine and willpower.
If you fast and feel worse — your cortisol is the problem, not your discipline.
DM me LABS or comment LABS for a full workup.