Quincy IL Integrative Functional Medicine - Yoon Hang Kim MD

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Dr. Yoon Hang Kim MD is a board-certified physician specializing in integrative and functional medicine with a focus on root-cause healing for complex conditions providing telemedicine focusing on Quincy IL area and rest of IL, MO, FL, GA and TX

15/04/2026

https://www.ifmsynergy.com/breast-cancer-screening.../
This article reviews three commonly discussed alternatives—breast thermography, breast ultrasound, and breast MRI—and places each in clinical context relative to mammography. The bottom line: none of these modalities is a complete one-for-one replacement for population-level mammographic screening, but each offers distinct advantages that may complement or, in select high-risk populations, partially substitute for mammography when used as part of an individualized plan.

https://www.ldnsupportgroup.org/post/ldn-optimal-starting-doseHow to determine optimal starting dose from LDN Support Gr...
13/04/2026

https://www.ldnsupportgroup.org/post/ldn-optimal-starting-dose
How to determine optimal starting dose from LDN Support Group

One of the most common questions I get from patients and practitioners alike is:"What dose of LDN should I start with?"By Yoon Hang Kim MDwww.yoonhangkim.comEndorphin Depletion and LDN Dosing GuideIt's a fair question. And for years, the standard answer has been some variation of "start low and go s...

FB Live Saturday April 11th 10:30 Summary https://youtu.be/IPWuqi_879EIf you've been struggling with autoimmune disease,...
11/04/2026

FB Live Saturday April 11th 10:30 Summary
https://youtu.be/IPWuqi_879E

If you've been struggling with autoimmune disease, Lyme, or long COVID—and nothing seems to work—you might be missing one of the most powerful tools in medicine: low-dose naltrexone, or LDN. But here's the catch… most people are using it wrong. I'm Dr. Kim, an integrative and functional medicine physician. I've been using LDN for over 20 years, and I've seen it completely transform patients with complex chronic illness. Today, I'll explain how LDN actually works, why dosing is critical, and why it's not a magic bullet—but part of a bigger strategy.

LDN works in three major ways. First, it increases endorphins, which regulate your immune system. Second, it reduces inflammation in the brain by calming microglia. Third, it helps rebalance—not suppress—your immune system. That's why it's so effective in autoimmune disease.

The biggest mistake I see? People think there's one correct dose. That's wrong. Some patients need 4.5 mg. Others need micrograms. If you don't individualize the dose, patients often feel worse—and quit too early.

LDN can help with Hashimoto's, rheumatoid arthritis, Sjögren's, Lyme disease, long COVID, and MCAS. But here's the key—it's not a standalone treatment. Most chronic illness today is not one disease. It's a network of infection, immune dysfunction, and inflammation. LDN is a cornerstone—but you also need diet, gut health, and infection management.

Lyme disease is especially complex. It hides. It adapts. It often becomes chronic. That's why treatment isn't just antibiotics—it's a long-term strategy.

If you take one thing away from this: LDN is powerful—but only if used correctly and as part of a personalized plan. If you found this helpful, subscribe for more content on functional medicine and chronic illness.

Free Blog - www.ifmsynergy.comClinic - www.ifmsynergy.com/aboutIf you've been struggling with autoimmune disease, Lyme, or long COVID—and nothing seems to wo...

Low Dose Naltrexone (LDN): What’s really happening—and why some patients feel worse before better**1. Core Mechanism of ...
11/04/2026

Low Dose Naltrexone (LDN): What’s really happening—and why some patients feel worse before better

**1. Core Mechanism of LDN**
LDN works by temporarily blocking opioid receptors.
This creates a short-term drop in endorphins.

In response, the body typically compensates by:
• Increasing endogenous endorphin production
• Creating a “rebound” effect that may improve pain, inflammation, and immune regulation

**2. When the System Doesn’t Compensate**
Not all patients mount this rebound effectively.

Some develop a *functional endorphin deficiency*, which can lead to noticeable side effects early in treatment.

**Clinical Presentation**
This can range from mild to more significant symptoms:
• Nausea (sometimes severe)
• Retching or GI discomfort
• Headaches
• General malaise (“just feel off”)
• Fatigue / low energy
• Depressed or “gray” mood
• Poor or non-restorative sleep

**Clinical takeaway:**
If a patient feels worse on LDN, it doesn’t always mean the medication is wrong—it may reflect underlying neurochemical vulnerability and may require slower titration, dose adjustment, or timing changes.

Have you seen this pattern in your patients?

Yoon Hang Kim, MD, MPH Board-Certified in Preventive Medicine | Integrative & Function Medicine Physician • www.directintegrativecare.com 0:00 /1:07 1× Introduction One of the most common questions I encounter in my LDN practice—and in the LDN Support Group community of over 9,000 members—is ...

11/04/2026

LDN Starting Dose - Questions to Consider

10/04/2026

LDN and Endorphin Deficiency as Cause of LDN Side Effects

Q & A Skool Live Friday 6:30 PM central time (Chicago)LDN & Integrative & Functional Medicine Q & ASkool Live Friday 6:3...
10/04/2026

Q & A Skool Live Friday 6:30 PM central time (Chicago)
LDN & Integrative & Functional Medicine Q & A
Skool Live Friday 6:30 PM central time (Chicago) -

This group originated from LDN Support Group in FB. Driven by FB policies, Dr. Kim created a new group in Skool where there is greater freedom.

07/04/2026
05/04/2026

Low-dose nutrition can be a fantastic tool, but dosing correctly is essential to get the benefit of a avoid side effects. They’re two factors dosing and host endorphin reserve state.

05/04/2026

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