Solar callus and tanning

Winter steals your sunlight, but it does not have to steal your vitamin D. Between October and March, most people living above 37° latitude produce almost zero vitamin D ...

When choosing an infrared panel for red light therapy, most people look at a single number: how many wavelengths it has. But an LED is semi monochromatic, which means tha...

Vitamin D is something your body can produce on its own, but it needs UVB radiation hitting the skin at the right angle. In May, the doors to vitamin D season finally ope...

Vitamin D is something your body can produce on its own, but it needs UVB radiation hitting your skin at the right angle. May is when Central Europe finally enters the se...

Vitamin D is often called the "sunshine vitamin", which perfectly captures its origin and its key role in our body. It is essential for strong bones, supporting the immun...

Most people take vitamin D in a pill and believe the problem is solved. But a pill bypasses the entire biological process the body needs to properly utilize this vitamin....

May is the month when the sun finally returns to full strength, and with it comes the opportunity to build your solar callus, your skin's natural protection against UV ra...

Your grandmother worked in the fields from spring to autumn. She was out in the sun every single day. And she never got a sunburn. You go out for a weekend by the water a...

The arrival of spring should mean more energy. Yet for most people it is the opposite, and they experience spring fatigue. We often do not realize it, but spring brings a...

We "Mitochondriacs" believe that natural light is the key to a healthy and long life = longevity. So - when is a better time to get enough light than in spring and summer...