The Journal
Why exposure to sunlight is so important Daylight has a significant effect on people, perhaps more than you realize. Daylight is a vital source of energy. Natural sunlight puts us in a better mood because it influences the production of serotonin*, which is popularly known as the happiness hormone. Serotonin plays an important role in the regulation of our sleep, mood and even appetite.
The 7 days are what we believe is what takes to feel a noticeable difference. Some might even say it will become an addiction. The Karmameju dry brushes have become classics, and thousands of consumers have made the addicting strokes of the brushes a part of their routine because of the many benefits.