3 ms·
Which you can still get while asleep, which possibly compares well to people who work all day in only artificial light in big buildings.
by alan_cx 13y ago
Which you can still get while asleep, which possibly compares well to people who work all day in only artificial light in big buildings.
- LaGrange 13y agoFor vitamin D, sure, but not for other psychology-related issues. The problem with office workers not getting enough sunlight is very real, though, especially in winter months.