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Autonomic Nervous System Clinic

When Nerves Go Straight to Your Gut — The Stomach Slows and the Bowel Hurries

Why do I get stomach pain or urgent bowel movements when nervous? Tension can slow the stomach while speeding the large bowel.

Dr. Heo Ji-young 4/25/2026 · 5 min read
Why the Autonomic Nervous System Shakes the Whole Body
Autonomic Nervous System Clinic

Why the Autonomic Nervous System Shakes the Whole Body

Poor sleep, palpitations, indigestion, and normal tests—is it autonomic? Symptoms may shift at different sites and speeds, not through one switch; cardiac causes, anemia, thyroid disease, and other needed checks come first.

Dr. Heo Ji-young 4/21/2026 · 7 min read
Autonomic Nervous System Clinic

When Your Heart Is Normal but It Still Pounds

Why does my heart pound when cardiac tests are normal? Autonomic regulation and awareness of the heartbeat can cause real symptoms despite normal tests.

Dr. Heo Ji-young 4/13/2026 · 6 min read
Autonomic Nervous System Clinic

If You Want to Fall Asleep Without Sleeping Pills — The Autonomic Nervous System and Sleep

Why am I exhausted but still unable to fall asleep? Daytime tension can keep the autonomic nervous system activated into the night and disrupt sleep.

Dr. Heo Ji-young 3/19/2026 · 4 min read
Autonomic Nervous System Clinic

The Tests Are Normal, But You Still Feel Unwell — Explaining Herbal Medicine Through Modern Pharmacology

Why do I still feel unwell when my tests are normal? Symptoms can remain when tests show no clear structural damage but circulation, nerve, or digestive regulation is disrupted.

Dr. Heo Ji-young 2/11/2026 · 8 min read