Dry Mouth and Hormones: The Autonomic Lens

Split illustration comparing a cool blue, well-lubricated mouth with a red, dry and parched mouth.

Dry mouth is often described as “not enough saliva,” but that phrase misses part of the story. Saliva is a tightly regulated secretion shaped by the nervous system, gland function, medications, hydration, disease, and—less directly—hormonal state. A person can also experience dry mouth even when measured salivary flow is within the normal range. [1][2]

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Progesterone and Adrenaline: Calm vs. Fight or Flight

A light-toned medical illustration on a parchment-style background depicting the hormonal balance between progesterone and adrenaline. The left side features soft blue neural pathways and a brain labeled "Progesterone: Calm & Relaxation." The right side shows warm orange energy lines and adrenal glands labeled "Adrenaline: Fight-or-Flight." A central yin-yang symbol connects the two sides, illustrating a state of equilibrium.

What comes to mind when you think of stress? For most of us, it’s adrenaline — the hormone that primes our body for “fight or flight,” increasing heart rate and sharpening our senses. But what counterbalances this powerful system? The answer, lies in an unexpected source: progesterone. This article explores the fascinating science of how progesterone and adrenaline interact, creating a dynamic interplay that affects mood, anxiety, and overall resilience.

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The Specter of Estrogen Dominance

Estrogen Dominance

Estrogen dominance permeates the discussion of hormone therapy and balance, it is not a medical term. Dr. John Lee first introduced the idea of estrogen dominance. It didn’t matter if estrogen levels were too high or normal or even too low. If progesterone was low relative to the estrogen effect, then one could suffer from … Read more