A World Without Sunlight

Billions of people spend 90% of their lives indoors — in spaces where natural sunlight never reaches.

Premium offices under harsh fluorescent light — no sunlight

High-end gymnasiums — dark interiors, zero natural light

Well-decorated classrooms — blinds shut against extreme heat

Modern hospital wards — sterile light, no sunlight

Seasonal Affective Disorder — millions affected

Northern regions: 2 PM and complete darkness

3.5B

People lack adequate indoor sunlight

90%

Of life spent indoors globally

300M

Suffer from SAD worldwide

40%

Productivity drop in dark spaces