EPISODE · Feb 5, 2026 · 23 MIN
Is Your Brain on High Alert? Understanding Glutamate and Cytokines
from The Surviving to Thriving Podcast · host Dr. Rachel Yeager
Ever feel like you’re doing all the "right" things—breathing, meditating, resting—but your body is still stuck in a state of high alert?In this episode, Dr. Rachel Yeager explains why nervous system regulation is a physical capacity, not just a mental one. If you’re feeling "wired but tired," overstimulated, or foggy, the issue isn't your willpower—it's a biochemical roadblock.We dive into the 5 physical factors blocking your healing:**Histamine & Cytokines: The internal "fire alarms" of inflammation.**Glutamate: Why your brain’s "gas pedal" is stuck on high.**Ammonia & Metabolic Waste: The "toxic noise" causing brain fog and irritability.**Catecholamine Surges: Understanding those middle-of-the-night adrenaline spikes.Stop trying to force relaxation and start creating the internal conditions your body needs to feel safe. It's time to move beyond survival mode and finally start thriving.Connect with me @dr.rachel.holistic on Instagram, Facebook, TikTok, YouTube, and Substack. Ready to learn more? Visit my website drrachelyeager.com for resources. For one-on-one support, schedule a complimentary discovery call with me at drrachelyeager.com/schedule
What this episode covers
Ever feel like you’re doing all the "right" things—breathing, meditating, resting—but your body is still stuck in a state of high alert?In this episode, Dr. Rachel Yeager explains why nervous system regulation is a physical capacity, not just a mental one. If you’re feeling "wired but tired," overstimulated, or foggy, the issue isn't your willpower—it's a biochemical roadblock.We dive into the 5 physical factors blocking your healing:**Histamine & Cytokines: The internal "fire alarms" of inflammation.**Glutamate: Why your brain’s "gas pedal" is stuck on high.**Ammonia & Metabolic Waste: The "toxic noise" causing brain fog and irritability.**Catecholamine Surges: Understanding those middle-of-the-night adrenaline spikes.Stop trying to force relaxation and start creating the internal conditions your body needs to feel safe. It's time to move beyond survival mode and finally start thriving.Connect with me @dr.rachel.holistic on Instagram, Facebook, TikTok, YouTube, and Substack. Ready to learn more? Visit my website drrachelyeager.com for resources. For one-on-one support, schedule a complimentary discovery call with me at drrachelyeager.com/schedule
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Is Your Brain on High Alert? Understanding Glutamate and Cytokines
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