heilys® Blog

Knowledge about light, energy & vitality

Here you will learn the latest findings from science and practice: explained in an understandable way, well-founded and inspiring for a healthy, energetic life.

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Most read

Red light for Hashimoto's

Studies have shown that red light therapy can have a positive effect on thyroid function in people with Hashimoto's thyroiditis...
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Help with Long Covid

Long COVID poses a growing challenge: Millions of people are also suffering...
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Weight loss with red light

There's hardly anything more frustrating than not getting any results despite working hard at the gym...
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About the author

Yike Pan

Yike Pan is the founder of heilys®, an engineer, and a lighting researcher. After more than 20 years of experience in electrical engineering, architectural lighting, and research at Eindhoven University of Technology, he now dedicates himself to a clear mission: to bring healthy, bioactive light into everyday life – precisely, effectively, and scientifically sound.

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Nahinfrarot Lampe – Technik trifft Wohlbefinden

Near-infrared lamp – technology meets well-being

By Yike Pan

Whether in the gym, the spa, or at home: applications using light and heat have been booming for years. Near-infrared lamps are among the most exciting developments because they not only generate heat but also...
Rotlichtlampe DM oder Rossmann – lohnt sich der Griff ins Regal?

Red light lamp from DM or Rossmann – is it worth buying one?

By Yike Pan

A quick trip to the drugstore is part of everyday life for many. Besides toothpaste, shampoo, and cosmetics, you can now also find devices there that are supposed to promote well-being. A red light lamp...
NIR-Lichttherapie: Mechanismen und klinische Evidenz
Technologie

Pulsed vs. continuous red/NIR light therapy: Mechanisms and clinical evidence

By Yike Pan

Photobiomodulation (PBM), or low-level laser therapy, uses red to near-infrared (NIR) light to stimulate healing, alleviate pain, and reduce inflammation. A key point of discussion in research is whether pulsed PBM (with periodic light pulses)...
Was ist der Abstrahlwinkel bei Rotlichttherapie?
Technologie

What is the beam angle in red light therapy?

By Yike Pan

When it comes to red light therapy devices, we often encounter terms like power , wavelength , and dose . However, another crucial factor that is often overlooked is the lens's beam angle . This...
Dosierung bei Rotlichttherapie
Technologie

Dosage for red light therapy

By Yike Pan

Red light therapy is enjoying increasing popularity due to its diverse health benefits – from anti-aging and pain relief to deep muscle regeneration. However, to truly reap these benefits, correct dosage is essential. This guide...
Die richtige Bestrahlungsstärke für Rotlichttherapie: Warum mehr nicht immer besser ist
Technologie

The correct radiation intensity for red light therapy: Why more isn't always better

By Yike Pan

What is irradiance? Irradiance refers to the power of light emitted per unit area and is usually measured in milliwatts per square centimeter (mW/cm²). In red light therapy, it plays a crucial role in determining...
Wellenlänge und ihre therapeutische Wirkung
Technologie

Wavelength and its therapeutic effect

By Yike Pan

Why wavelengths are crucial Light is not only a source of brightness, but also a form of energy that can deeply influence biological processes. Light is frequency – and different frequencies have different colors and...
Schuppen loswerden mit Rotlichttherapie: Natürliche Lösung für eine gesunde Kopfhaut
Hautbild

Get rid of dandruff with red light therapy: A natural solution for a healthy scalp

By Yike Pan

Do you suffer from persistent dandruff, dry or oily scalp? Red light therapy can help! It reduces inflammation, regulates sebum production, and promotes scalp health. With the heilys Gen30 (targeted treatment) and heilys Gen70 &...
Trockene Augen? Natürliche Lösung mit Rotlichttherapie
Augen

Dry eyes? Natural solution with red light therapy

By Yike Pan

Do you suffer from dry, irritated eyes? Learn why conventional treatments are often insufficient and how red light therapy (670 nm) offers a natural, scientifically proven solution. Studies show that red light activates the meibomian...

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