Leo is reading a book in his room.
He is connected to pulseoximeter and he breathes on his own.
Leomum works in her room. Suddenly, she hears an alarm.
- Did he fall asleep?? - anxious, she immediately rushes to Leo's room.

But Leo is not sleeping. He is still reading a book.
When he senses the presence of his mum, he just looks up and announces:
- Saturation is 96, 97, 98, it is just the heart that speeded up for a while. It was 146.
Saturation was fine all the time.