1. Skip to content
  2. Skip to main menu
  3. Skip to more DW sites

The importance of sunlight

09:15

This browser does not support the video element.

May 29, 2020

Everyone has a biological rhythm. And daylight is essential if it’s to keep in time. In an experiment we look at how much daylight a goatherd, an office worker and a doctor all get - and what it means for their health.

Skip next section DW's Top Story

DW's Top Story

Skip next section More stories from DW