Exploring the relations between light exposure, subjective sleep quality and subjective vitality in the field

Sleep and insomnia: The paper investigates the impact of light exposure on subjective sleep quality, suggesting that certain patterns of light exposure may influence sleep quality.

Alertness and performance: The paper discusses subjective vitality, or alertness, as a factor potentially influenced by light exposure.

Lighting Design Considerations: The paper's focus on light exposure and its effects on sleep and vitality suggests implications for lighting design, particularly in relation to the timing and spectral composition of light.