How to Stop Mouth Breathing with Dr. Douillard Breathing is something we do every second of every day, yet most people never stop to consider how their breathing patterns may be influencing their energy, metabolism, stress response, exercise performance, sleep, and overall health. In this episode of The Functional Fueling Podcast, we dive into the […]

Pregnenolone vs DHEA-S: The Hormones Before the Hormones In this episode, we’re diving into two of the most overlooked hormones in women’s health: pregnenolone and DHEA-S — the hormones before the hormones. While estrogen, progesterone, and testosterone often get the spotlight, pregnenolone and DHEA play a foundational role in the hormone cascade and can significantly […]

Adrenal Hormones Explained: A Complete Guide to Cortisol, DHEA, and What Your Labs Really Mean Adrenal hormones play a central role in energy, stress resilience, sleep, and hormone balance, yet they’re often misunderstood or oversimplified. Symptoms like fatigue, anxiety, poor sleep, burnout, blood sugar swings, and that “tired but wired” feeling are frequently tied to […]

Stress and the Immune System: The Immune-Adrenal Connection and Why Healing Can’t Happen in Survival Mode Stress and the immune system are deeply interconnected, yet this relationship is often overlooked. Frequent infections, autoimmune flares, lingering inflammation, and poor recovery are commonly treated as either signs of immune weakness that needs to be stimulated, or immune […]

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