Hey again! This week's newsletter is a recap of our best content from 2025. Many of you have missed a lot of the best options out here, most likely, and hence, a reminder of all the great content our team has put out this year.
Below, we've added the top-10 product reviews and comparisons, and also the top-10 science articles from 2025:
Product Reviews And Comparisons Top 10 2025
Here are the most important product reviews and comparisons of 2025
#1: Red Light Therapy Mask Comparing Test: 25 Masks Ranked And Reviewed
Yes, Alex has been working overtime almost this year. The crowning achievement is not just tons of different red light therapy mask reviews, but also a huge comparison where 25 different masks were compared.
Here's the outcome - and the 4 GOLD-rated masks of 2025:

#2: Best Red Light Panel 2025? BioMax Pro Ultra vs The Rivals
Red light therapy panels are still the bread and butter of light therapy as it's the obvious choice for most goals that people have. Whether it's muscle recovery, inflammation, joint pain, skin beauty, or something else, it's hard to go wrong with a panel.
Hence, Alex updated his 2025 recommendations with the best red light therapy panels for 2026:

#3: The Mask Comparison Tool
In 2025 we also launched the amazing mask comparison tool. Here you can compare different red light therapy masks for wavelengths, price, number of LED chips, and tons of Alex's ratings such as comfort, dosing, etc, plus read all of Alex's reviews:

#4: Best Red Light Therapy Devices for Travel (Tier List)
Travelling with a huge panel setup is impossible. And yet, you may want to take a device with you during the holiday season or even on summer vacation. Below, Alex showcases his best options for travel in 2025 and 2026:

#5: Stop Wasting Money on Red Light Therapy: 7 Years of Lessons
Alex's article (and related video) went absolutely viral this year, with hundreds of thousands of views so far. The biggest lessons? Alex showcases the biggest mistakes you may make when investing in light therapy, and how to prevent them, from his 7+ years of experience:

#6: Rouge G4 Pro Review: Most Advanced Red Light Panel Yet?
The Rouge G4 Pro series has leapfrogged towards the top of the foodchain, in a way, as it's one of the best panels out there. Rouge has made huge strides in 2024 and 2025, improving their panels, and it has resulted in one of the best value propositions for many in the industry:

#7: 9 Mistakes To Avoid When Buying A Red Light Therapy Mask
We always recommend you do a little bit of research before buying a product, because if you buy randomly, you'll often end up with a suboptimal choice. Not all products on the market are created equal.
For buying a mask, Alex shows the top-9 issues and mistakes when people buy one in the article below:

#8: Sunlight Vs Red Light Therapy: Exciting Experiment!
How does light therapy compare to sunlight? Alex has done some great spectrometer testing in New Zealand and Dubai, and showcases the exact differences in terms of red and near-infrared light that you get from both sunlight and red light therapy products.
Here's Alex's exciting experiment:

#9: Why Is Red Light Therapy So Popular? 6 Exciting Reasons!
Red light therapy has taken the world by storm. The industry has been growing with like 60-70% per year now, in the last few years - that's a ballpark estimate relying on different data sources.
But, there are many other reasons why red light therapy has become so popular. One of these reasons is that light therapy simply works. Alex explains all of these reasons in the article below:

#10: Light Therapy Mask Dosing Guide - Why Some Red Light Masks Are Useless
In terms of dosing, more isn't better, and less isn't better either! You'll want a golden mean between overdosing and underdosing. Curious? Alex explains the ins and outs in the article below:

Light Therapy Science & Experiments Top 10 2025
Next up, here's all the science we published in the last year, as well as some experiments that you should be aware of:
#1: Red Light Therapy For Fibromyalgia: Incredible Pain Relief & Much More!
We've seen some amazing publications recently, on red light therapy for fibromyalgia, a pain/soft tissue condition that affects many worldwide. This condition is extremely hard to treat generally, but, many of the people using light therapy report life-changing effects in many cases.
Bart explores all of the published science in the article below:

#2: Intravenous Light Therapy: Everything You Need To Know
Intravenous light therapy has become really popular in 2025. And yes, normally, you'd need to redirect the blood and irradiate that with light, but with many devices on the market, you can simply shine the light on the bloodstream and get great effects.
Bart explains all of the (very impressive) Russian/Soviet science on this topic, and why it matters for many people - such as for your heart and blood vessel health:

#3: Neuroscientist Dr Beck: Brain Light Therapy SECRETS
Dr. Randy Beck has been extremely popular with us in the last years, because he's got some great clinical insight treating hundreds if not thousands of patients with (complex) brain conditions.
Brain treatment obviously needs to be safe, and ideally, if you've got a chronic brain condition, you'll want to do some measurement and monitoring to ensure safety. Hence, check out Dr. Randy Beck's insight on this topic below:

#4: Sun Exposure & Melanoma Risk: The Huge Light Therapy Implications
Sunlight exposure is amazing for health. And yet, for good reasons, people are scared to get skin cancer. Hence, Bart did a huge deep dive into all of the data and science on this topic, and tells you how to make sunlight exposure as healthy as possible, while minimizing risk, especially for the most dangerous type of skin cancer called "melanoma":

#5: Red Light Therapy Treatment Area + Beam Angle Confusion?
We get this question a lot: where you can expect a proper dose of light, when standing in front of a panel? With a very intricate setup, Alex shows that you can expect most light directly in front of the LEDs, and not much to the side of the panel.
Here's the full spectrometer experiment:

#6: Red Light Therapy And Its Potential For Diabetes
2024 and 2025 saw some great research on light therapy and blood sugar management that may change the way we think about blood sugar control and diabetes. Bart explores all the different ways in which there is evidence for using light therapy for diabetes in the article below - which is of course a very common condition to affect you especially as you get older:

#7: Why Red Light Therapy Didn’t Stop Me Aging
Does light therapy help avoid the aging process? Arguably. But Alex explains in details why he didn't fully stop aging, and why such an assumption is maybe not the most rational to have. Enjoy:

#8: Can Red Light Therapy Boost Fertility? Science Explained
Fertility is a huge problem in today's society - not just affecting women but men as well, big time. Fortunately, light therapy can be a great tool in the toolbox as a potential solution here.
Bart interviews Forrest Smith, the CEO of Kineon, on how to use light therapy for fertility properly, and the dos and don'ts for lifestyle and many other domains:

#9: 810nm Wavelength Health Effects: Guru Spills ALL Beans
The 810 nm is the most frequently studies near-infrared (NIR) wavelenght out there, in the current medical literature. In the interview below, Alex interviews Bart on why the 810 nm wavelenght matters and what the findings are in relation to the science:

#10: Red Light Therapy EXPLAINED: Basic Terms Guide!!!
What's J/cm2, or mw/cm2? And how do you calculate a basic dose? And what are EMFs?
If you need a great introduction into basic terms in light therapy, check Alex's article below:

Here Are Our Latest Light Therapy Insiders' Articles:
Every single article that we've published recently - you can find the videos in the article itself:
- I Trained An AI On 7 Years Of Data: Meet Your Red Light Therapy Assistant - Here's our amazing new AI tool that helps you find any science answer or product info you may want. Alex explains the tons of work that went into developing the great AI chat tool based mostly on our many years worth of content!
- New Red Light Therapy Technology: What’s Changed and What Matters - here's our latest red light therapy news for Dec 2025! Alex gives you new products, new science, new tech, new Q&A, gossip, and much more!
- 2026 Red Light Therapy Panels Revealed - the newest red light therapy panels for 2026 - here's what you need to know. The industry is growing rapidly and the technology is evolving quickly, hence, we've got some great new panel options for you for 2026!
- 9 Mistakes To Avoid When Buying A Red Light Therapy Mask - here's all you need to know about selecting the best red light therapy mask. Many people make either one or multiple of these mistakes and therefore end up with a product they regret buying, or that's not working as well as it should
- New LED Masks 2025: CurrentBody, Theraglo, Dr Rajani – First Look - Alex explores three new LED masks that have entered the market in 2025. We'll keep updating you about new options as they come along. Alex explains the benefits and downsides of these three recently released masks...
Also, Check Out Some Of Our Other Content:
Below you'll have some of our best content that you shouldn't miss:
Red Light Therapy Buyers Guide

Red light therapy uses red and infrared light to achieve a biological effect. Dive into this topic and select a device that's right for you.
LED Mask Shopping Tool

My extension shopping tool compares all of the world's best (and not so good!) Red Light Masks.
How To Use Red Light Therapy 101: The Best Guide For Starters

You have your device? Let me help you use it.
Red Light Panel Shopping Tool

My extension shopping tool compares all the world's best (and not-so-good!) Red Light Panels!
Exclusive - Discount Codes, Deals & Recommendations

Shopping for a red light device? Use this resource to save! We've got deals for most of the big and best brands out there...
























