When my daughter Angel Leigh passed in 1995 from a neural tube defect — at a time when early research was already raising red flags about electromagnetic radiation and fetal development — I made a promise: we would never stop demanding that science take the full biology of RF seriously. Not just heating. Not just “below guidelines = harmless.” Real mechanisms. Real people. Real protection for the next generation.
That’s why a brand-new study published this month (Pain Therapy, June 16, 2026) caught our attention immediately. It’s not an “anti-RF” paper. It’s actually studying pulsed radiofrequency (PRF) as a medical treatment for severe zoster-associated pain (the burning, chronic nerve pain that lingers after shingles). And what it shows is powerful validation of everything RF Safe has stood for since 1998.
In plain English, here’s what the researchers did: They analyzed 1,773 real patients who received PRF (short, controlled bursts of radiofrequency energy delivered precisely to nerves). Only 68% responded well at 3 months — big variability. Using advanced machine learning (CatBoost), they built a simple 5-factor predictor that nails the outcome with excellent accuracy. The strongest signals? Pre-existing opioid use, older age, high baseline pain, a lipid marker called ApoB (higher levels actually predicted better success), and an inflammation marker called neutrophil-to-monocyte ratio (higher = poorer response).
They even made it into an easy online calculator doctors can use right now. Transparent science at its best.
Why this matters to every parent, every phone user, and every person concerned about wireless radiation:
- Pulsed RF has clear non-thermal biological effects. PRF works primarily by modulating nerves and inflammation without cooking tissue. This is exactly the kind of waveform-specific interaction we’ve been highlighting for decades. Pulsing, timing, and electric field characteristics matter. If controlled medical RF can reduce pain by altering ion channels, mitochondria, and inflammatory pathways, then it’s biologically naive to claim that the constant pulsed RF from cell phones, WiFi routers, 5G small cells, and smart meters has zero effect just because it doesn’t heat you up.
- Inflammation and metabolism are key mediators. The study spotlights systemic inflammation and lipid markers as predictors of how well RF therapy works. This lines up directly with the oxidative stress and mitochondrial disruption pathways (our S4-Mito-Spin framework) documented across thousands of independent EMF studies. When your body is already inflamed or metabolically stressed, its response to RF changes. That has obvious implications for people living in high-exposure environments.
- Individual biology matters — one-size-fits-all limits don’t. Same RF “dose,” dramatically different outcomes depending on age, pain history, opioids, and blood markers. This is why RF Safe has always pushed back against blanket FCC/ICNIRP assurances. Children, pregnant women, the elderly, and anyone with underlying inflammation are not the same as a healthy 30-year-old male test model. We need personalized understanding and real precaution, not blanket safety claims.
This study doesn’t prove cell phones cause shingles pain. What it does prove is that RF energy interacts with human nerves and immune-metabolic systems in sophisticated ways that can be measured, predicted, and — when done right — harnessed for good. That same honesty should apply to the RF we’re all bathed in 24/7 from wireless infrastructure.
Our message remains unchanged after nearly three decades:
- Take the biology seriously.
- Reduce unnecessary exposure where possible (wired alternatives, distance, shielding, far-UV where appropriate).
- Demand regulators restart independent research (NTP-style), update guidelines beyond thermal effects, and give families real tools instead of blanket reassurances.
- Support research that looks at mechanisms instead of dismissing them.
We’ve built the world’s largest public EMF study library (6,500+ papers), SAR comparison tools, and practical protection solutions for exactly this reason: so you don’t have to wait for regulators to catch up.
Read the full study here: https://pubmed.ncbi.nlm.nih.gov/42301342/
If you’re dealing with chronic pain, share this with your doctor — the Streamlit calculator they created could help personalize care. And if you’re concerned about everyday wireless exposure for your kids or family, start with our free resources at RF Safe.com — because understanding the science is the first step to protecting the generations that follow.
Stay informed. Stay protected. We’re in this together for safer technology and healthier futures.
— John Coates, Founder, RF Safe
