Sleep_with_the_lights_on Apr 2026

Lower the lights in your home 1–2 hours before bed to encourage melatonin production.

Nighttime light exposure can increase heart rate and the risk of high blood pressure (Sleep Foundation). sleep_with_the_lights_on

Sleeping in a lit environment is linked to several chronic health conditions. Studies have shown that even "dim" light (such as a TV or bedside lamp) can cause measurable physiological changes: Lower the lights in your home 1–2 hours

Use blackout curtains or a sleep mask to block outside light. Studies have shown that even "dim" light (such

You are more likely to experience "micro-awakenings" or arousals throughout the night, leading to daytime fatigue and reduced cognitive function.

💡 If you need some light for safety or comfort, opt for a dim red light . Unlike blue or white light, red light has a longer wavelength and is less likely to suppress melatonin or shift your circadian clock. Recommendations for Better Sleep To optimize your sleep environment, health experts suggest:

Light stimulates cells in the retina that tell the brain to stay awake, making it harder to transition into deep sleep stages (Huberman Lab). 2. Physical Health Risks