Managing Light Exposure for Better Sleep
Dr. Logan Pendergrast, Ph.D., explains how managing light exposure helps protect melatonin levels and creates the right conditions for restful sleep.
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Temperature and Thermoregulation in Sleep
Dr. Logan Pendergrast, Ph.D., discusses how temperature and thermoregulation influence deep sleep and what can be done to create an optimal sleep climate.
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Noise and Sound Control for Better Sleep
Dr. Logan Pendergrast, Ph.D., explains how noise disrupts sleep and explores strategies for creating a calmer sound environment to support deeper rest.
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Air Quality and Ventilation for Better Rest
Dr. Logan Pendergrast, Ph.D., explains how air quality and ventilation shape sleep quality and why clean air supports clearer thinking and deeper rest.
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The Role of Scent in Sleep Quality
Dr. Logan Pendergrast, Ph.D., explains how scents influence sleep quality and how consistent, calming aromas can support deeper rest.
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Sleep Surfaces: Mattresses, Pillows, and Bedding
Dr. Logan Pendergrast, Ph.D., discusses how mattresses, pillows, and bedding influence the foundation of restorative sleep.
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The Long-Term Effects of Poor Sleep on the Brain
Dr. Logan Pendergrast, Ph.D., explains how poor sleep disrupts memory, focus, and emotional balance, underscoring the importance of protecting brain health.
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Your Brain On Sleep
Dr. Logan Pendergrast, Ph.D., explains how brain chemistry regulates sleep and shares practical strategies to help shift workers manage circadian rhythm challenges.
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Understanding Key Neurotransmitters in Sleep
Dr. Logan Pendergrast, Ph.D., explains how neurotransmitters like adenosine, GABA, orexin, and serotonin work together to regulate sleep and wakefulness.
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How Sleep–Wake Triggers Shape Rest
Dr. Logan Pendergrast, Ph.D., explains how the homeostatic sleep drive, circadian rhythm, and social cues interact to regulate the sleep–wake cycle.
