Sleep Environment: Measure Temperature, Humidity, Light, Noise, Ventilation, and Air Before Buying
A useful sleep environment audit measures how the bedroom changes through the night rather than judging it only at lights-out. Track temperature, humidity, light, noise, ventilation, air conditions, and layout across several ordinary nights before buying multiple products. Separate the room from bedding and body-generated sensations, identify the dominant variable, change one low-risk factor, and
