News

What We Learned at Women's WELLfest 2026
What We Learned at Women's WELLfest 2026
We came expecting a crowd. We left with fifty genuine conversations, six devices running all weekend, and a lesson about what honesty does in a room full of promises. Read more...
FlexBeam Study: What the Science Found Inside Your Cells
FlexBeam Study: What the Science Found Inside Your Cells
Before AriHelder, we built the FlexBeam. Arjen did the PCB engineering and optical design. So when Recharge Health published a study measuring direct mitochondrial function using that device, we read... Read more...
Your Body Is Starving for This Kind of Light
Your Body Is Starving for This Kind of Light
A German physician and light researcher just published a paper explaining what modern lighting stripped from your biology — and why your cells have been running on empty ever since. Read more...
We Claim No Benefits
We Claim No Benefits
The red light market gives you three options: cheap devices with big claims, expensive devices with big claims, or us — a precisely engineered device with no claims at all.... Read more...
We Built the FlexBeam. Now We're Building Something Better.
We Built the FlexBeam. Now We're Building Something Better.
AriHelder delivers 10W red light therapy for under ฿5,000. Built by a world-class engineer and a creative founder — no investors, no app. Just a lamp. Read more...
Red Light Therapy – The Light Treatment Everyone Is Talking About
Red light therapy has gone from a niche clinic treatment to an everyday tool people use at home for beauty, recovery, and general wellbeing. It works by delivering red and near-infrared light to the skin, where that light energy is absorbed by the mitochondria inside cells. Unlike UV light, red and near-infrared light are not used to damage the skin. Instead, the goal is to support natural cellular processes linked to healthier-looking skin, circulation, and recovery. Part of the reason it’s become so popular is simply that it fits modern... Read more...
The History of Red Light Therapy, and the Science Behind It
The History of Red Light Therapy, and the Science Behind It
Most people discover red light therapy through skincare or recovery. But the story starts much earlier: a surprising lab observation in the 1960s, decades of PBM research, and later the... Read more...
Wall panel vs targeted device
Wall panel vs targeted device
Wall panels like Neung’s ONE LIGHT are amazing for full-body coverage, but in real life they come with friction: you need space, privacy, and consistent distance and timing. I share... Read more...
The day the Helder 2 became real
The day the Helder 2 became real
Founder update from Hang Dong: Arjen just delivered the latest working Helder 2 prototype. The PETG print looks rough on the angles, but this build was all about real-world behavior:... Read more...
Beginners Guide To Choosing Targeted Red Light Therapy Devices
Beginners Guide To Choosing Targeted Red Light Therapy Devices
When people are new to red light therapy, they usually ask: what’s the best device? But the better question is: what kind of person are you, and what kind of... Read more...
AI, Privacy, and the Age of Agents — A Founders’ Note from AriHelder
AI, Privacy, and the Age of Agents — A Founders’ Note from AriHelder
We’ve been watching the “AI wave” build for years. Now it’s here—everywhere, all at once. Investors call it a renaissance. Marketers call it magic. Some people call it “intelligence.” We... Read more...
We Measured Helder 2’s Light Output — Here’s What We Found (with real lab numbers)
We Measured Helder 2’s Light Output — Here’s What We Found (with real lab numbers)
Helder 2 light output test update ✅ We just measured real optical performance with lab reports: NIR = 9.21 W (peak ~855.9 nm) and Red = 1.223 W (peak ~631.2... Read more...