ReadOasis Step 2
Lena sat on her bed. Her alarm rang, but she felt slow. Her head was heavy. Her eyes were tired. She looked at her phone. Blue light hit her face. But the phone light was too weak to help her wake up. She got ready and went to work. But she felt sleepy all day.
At night, she used her phone again. She watched funny videos in bed. She laughed, but she could not sleep. Her brain felt too busy and bright. She turned off the light. She closed her eyes. But she could not sleep.
The ne...