Red Light Therapy has significantly increased in popularity in recent years. But did you know that this form of light therapy has a unique origin? The discovery and application of light therapy trace back to none other than NASA.
Note! The text below is not medical advice. It is compiled based on our own knowledge, customer experiences, and various online sources.
Red Light Therapy and the science behind it
What are red light lamps used for now?
Is it effective and safe?
Summary: From NASA to your skin

How NASA discovered Red Light Therapy
In the 1990s, NASA researched how light therapy could help with wound healing in space. Astronauts experienced delayed wound healing and muscle loss during long space missions. A major cause was the lack of natural sunlight, which normally supports healthy cell activity and recovery.
Researchers found that red and infrared light stimulated cell growth and partially compensated for the deficiency. The technology was initially intended for plant growth in space but also proved interesting for human cells.
Red Light Therapy and the science behind it
But what exactly is Red Light Therapy and how does it work? It is a treatment where your body is exposed to red or near-infrared light. These wavelengths penetrate deeply into the skin and activate the mitochondria to produce more energy. This can lead to better cell repair, reduced inflammation, and improved blood circulation.
This mechanism is now well supported by infrared scientific research. It is even used in clinical studies for pain relief, wound healing, and skin conditions.
What are red light lamps used for now?
Red Light Therapy has many applications today. It is used for skin improvement, muscle recovery and joint complaints. Below are some common uses listed:
- Skin improvement, such as reducing acne, pigmentation spots, scars, fine lines, and wrinkles
- Muscle recovery after sports or exertion
- Pain relief for joint complaints, such as osteoarthritis and rheumatic pain
- Improvement of blood circulation and promotion of tissue repair
- Better sleep and less stress
Is it effective and safe?
Many people wonder: what does red light do to you and is it safe? Most experiences are positive. Users report less pain, calmer skin, and faster recovery after exertion. Scientifically, it is a safe method, as long as you follow the correct guidelines.
It is also important to understand the difference between red light and infrared. This blog explains it clearly: infrared or red light – what is the difference?
Summary: From NASA to your skin
The science behind Red Light Therapy has made an impressive journey. From NASA’s space capsules to the wellness industry. Thanks to extensive scientific research on (infra)red light therapy, we now have a good understanding of what red light does for you.
It turns out to be a safe and effective method for skincare, pain relief, and overall health. Whether you seek skin improvement or muscle recovery, red light is worth trying.
