How is it that sunlight, once regarded as a divine power in some cultures, has come to be classified as a Class 1 carcinogen by the World Health Organization (WHO)? This is a question posed by photobiologist Dr. Alexander Wunsch, CEO of Medical Light Consulting in Heidelberg, Germany.
It’s a fundamental one because it shows the dichotomy between sunlight in ancient and modern cultures. Once revered as a healing power, today sunlight is blamed for disease and humans are urged to largely shun this natural element.
