
Navy SEAL Health Hacks: Sleep, Peptides, Psychedelics, Brain Health, and Hormones with Dr. Kirk Parsley
Dr. Kirk Parsley is certified in Hyperbaric Medicine, Anti-Aging Medicine, Hormone Replacement Therapy, and is currently pursuing national certification in Psychedelic Medicine Therapies. He dedicates a significant portion of his time to advising non-profit organizations that support the SEAL community and providing healthcare guidance and treatment to veterans. Operating his practice and supplement business from Austin, Texas, Kirk is an avid outdoorsman and fitness enthusiast. When he's not working or working out, you can usually find him in nature, continuously enhancing his medical skills.
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In the first of this two-part episode, Dr. Parsley is talking all about the world of sleep. We unpack the perils of sleep deprivation and the misuse of sleep medications like Ambien, especially among military personnel. Dr. Parsley shares his transformative approach to restoring natural sleep through holistic methods, emphasizing the impact of rest on our hormonal balance and overall health.
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In this episode we discuss:
- How Dr. Parsley's background shaped his expertise in sleep and health.
- Why sleep deprivation is a critical issue among military personnel.
- How Dr. Parsley transitioned from a high school dropout to a Navy SEAL doctor.
- Why Ambien and other sleep medications can be so detrimental to long-term health.
- How natural sleep hygiene practices can outperform pharmaceutical sleep aids.
- Why prioritizing restorative sleep is essential for physical and mental resilience.
- How Dr. Parsley's approach to sleep improved SEAL performance and hormonal health.
- Why understanding the stages of sleep is crucial for overall well-being.
- How the body's hormonal balance is deeply connected to sleep quality.
- Why deep sleep is vital for hormone secretion and stress management.
- How poor sleep can mirror the hormonal effects of traumatic brain injury.
- Why chronic insomnia and sleep drug use can lead to a reduced life expectancy.
- How the World Health Organization classifies shift work as a carcinogen due to sleep disruption.
- Why sleep trackers might be a source of stress rather than a tool for improvement.
- How sleep deprivation affects cognitive performance and self-awareness.
- Why the body relies on stress hormones like cortisol when deprived of adequate rest.
- How metabolic dysfunction influences dietary choices and is affected by sleep quality.
Download in iTunes or on your favorite podcast platforms.
Grab your free sleep guide from Dr. Parsley here.

Find Karen Martel on Apply Podcast
Karen Martel is a Certified Hormone Specialist and Transformational Nutrition Coach dedicated to empowering women through their health journeys.
As the host of the popular podcast The Hormone Solution, Karen tackles the complexities of hormonal health, weight loss resistance, and the challenges that come with perimenopause and menopause.
Her mission is to disrupt outdated narratives surrounding women's health, providing reliable information and practical solutions that help women reclaim their vitality. With personal experience overcoming her own health struggles, Karen offers insights into hormone optimization and sustainable weight management strategies.
Join her as she engages in enlightening conversations with experts and shares actionable advice, all aimed at helping women navigate their unique hormonal landscapes with confidence and clarity. Tune in to discover how to embrace life's stages while enhancing overall well-being.