apneu
Unwanted, one-sided pillow fights. It happens every night to hundreds of people whose partners whack them with pillows to make them stop snoring. It’s super annoying, obviously, for the snorer and the insomniac. Many people are frustrated by the breathing rhythm of their window-rattling partner. But what if snoring evolves into apnea: not using your breathing muscles for 10 seconds? Even worse, most people don't even know they're doing it!
Activiteiten
The Leiden Maths Walk
For lovers of maths, there's a walk they can go on all by themselves: The Leiden Maths Walk with challenging mathematical questions.
Route of Discoveries
There have been a lot of amazing and important discoveries done in Leiden. Follow the Route of Discoveries: see new places in the city or fi...
