Deep into Sleep

Yishan Xu, PhD, DBSM
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Aug 29, 2025 • 47min

Ep207 - Sleep Data Revolution: Using AI to Detect Patterns, Health Risks, and Improve Sleep Quality with Mikael Kågebäck, PhD

Mikael Kågebäck, Chief Technology Officer at Sleep Cycle and AI expert, dives into the transformative role of artificial intelligence in sleep health. He reveals how audio data can unveil global sleep patterns and identify health risks like sleep apnea. Mikael discusses the groundbreaking 'Cough Radar' feature, which uses cough detection to predict respiratory illness trends. He also shares insights on the ethical management of user data, the future of personalized sleep coaching, and how these advancements could revolutionize sleep medicine.
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Jul 31, 2025 • 1h 2min

Ep206 - Magical Power of Breathing for Female Sexual Health with Nicole Fleischmann, MD

In this episode, host Dr. Yishan welcomes Dr. Nicole Fleischmann, a renowned board-certified urogynecologist and urologist, to delve into a topic that’s rarely discussed: the hidden connections between breathing, pelvic floor health, and women’s well-being.Dr. Fleischmann, author of "The Second Mouth: A Woman's Journey to Decoding a Hidden Language for a New Era in Women's Health," shares her groundbreaking perspective on how the way we breathe—specifically through our diaphragm and belly—can have a profound impact not just on relaxation and sleep, but also on pelvic health, urinary incontinence, and even sexual well-being. Together, Dr. Yishan and Dr. Fleischmann bust long-standing myths about Kegel exercises, posture, and what it really means to have a “strong” pelvic floor.They also explore why so many women live with undiagnosed pelvic floor issues, the culturally ingrained habits that might actually be harming us, and how simple but intentional breathing techniques can empower women to reconnect with their bodies and improve their quality of life.If you’re curious about better sleep, nervous system health, and what it really takes to care for your pelvic floor, this episode is packed with valuable insights and practical tips you won’t want to miss. Tune in for an eye-opening conversation that just might change the way you think about your own body.Show Notes: deepintosleep.co/episode/breathingRESOURCESAre you so sleepy that you cannot focus? Are you tired of getting through the day drinking coffee? Are you worried how your poor sleep may impact your health?Checkout Dr. Yishan Xu’s Insomnia Treatment Course! Connect with Dr. YishanInstagram: @dr.yishanTwitter: @dryishanFacebook:@dr.yishanConnect with Nicole Fleischmann, MDLinkedInWebsiteNewsletter and Download Free Sleep Guidence E-Book:https://www.mindbodygarden.com/sleepCBT-I Courses:English: https://www.deepintosleep.co/insomniaChinese:  https://www.mindbodygarden.com/shimianPodcast Links:Apple Podcast: https://podcasts.apple.com/us/podcast/deep-into-sleep/id1475295840Google Podcast: https://podcasts.google.com/search/deepintosleepStitcher: https://www.stitcher.com/show/deep-into-sleepSpotify: https://open.spotify.com/show/2Vxyyj9Cswuk91OYztzcMSiHeartRadio: https://www.iheart.com/podcast/269-deep-into-sleep-47827108/Support our Podcast: https://www.buymeacoffee.com/dryishanLeave us a Rating: https://podcasts.apple.com/us/podcast/deep-into-sleep/id1475295840If you're interested in learning more about psychological testing and the services offered at the MindBodyGarden make sure to visit their website at mindbodygarden.com/AssessmentClinic.
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Jun 27, 2025 • 35min

Ep205 - Nightmares and PTSD – Expert Tips for Better Sleep with Dr. Courtney Worley

Do nightmares keep you awake at night? Wondering if frequent nightmares mean you have trauma—or if they can ever truly be cured? In this powerful episode, Dr. Yishan welcomes Dr. Courtney Worley, nightmare specialist, board-certified clinical psychologist, and co-author of “The Nightmare and Sleep Disorder Toolkit.” Together, they explore what nightmares really are, why they happen (even if you don’t have PTSD), and how evidence-based treatments like imagery rehearsal therapy and lucid dreaming can help you take back control of your nights.Dr. Worley shares real-life breakthrough moments, explains the difference between nightmares and night terrors, and reveals common mistakes people make when trying to manage distressing dreams on their own. Discover actionable hope, scientific guidance, and practical resources—whether you’re struggling with trauma-related nightmares or looking for ways to simply sleep better.If nightmares are disrupting your life, you don’t have to suffer in silence. Tune in for cutting-edge expertise, self-help strategies, and the encouragement to seek help and finally find rest.Show Notes: deepintosleep.co/episode/nightmareRESOURCESAre you so sleepy that you cannot focus? Are you tired of getting through the day drinking coffee? Are you worried how your poor sleep may impact your health?Checkout Dr. Yishan Xu’s Insomnia Treatment Course! Connect with Dr. YishanInstagram: @dr.yishanTwitter: @dryishanFacebook:@dr.yishanConnect with Dr. Courtney WorleyDrCourtneyWorley.comUpwardBehavioralHealth.com@DrWorleyConsultNewsletter and Download Free Sleep Guidence E-Book:https://www.mindbodygarden.com/sleepCBT-I Courses:English: https://www.deepintosleep.co/insomniaChinese:  https://www.mindbodygarden.com/shimianPodcast Links:Apple Podcast: https://podcasts.apple.com/us/podcast/deep-into-sleep/id1475295840Google Podcast: https://podcasts.google.com/search/deepintosleepStitcher: https://www.stitcher.com/show/deep-into-sleepSpotify: https://open.spotify.com/show/2Vxyyj9Cswuk91OYztzcMSiHeartRadio: https://www.iheart.com/podcast/269-deep-into-sleep-47827108/Support our Podcast: https://www.buymeacoffee.com/dryishanLeave us a Rating: https://podcasts.apple.com/us/podcast/deep-into-sleep/id1475295840If you're interested in learning more about psychological testing and the services offered at the MindBodyGarden make sure to visit their website at mindbodygarden.com/AssessmentClinic.
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Jun 20, 2025 • 35min

Ep204 - Myth and Treatment options around Sleep Apnea with Christopher Allen, MD

Dr. Christopher Allen, known as Sleep Dr. Chris, is a board-certified sleep medicine physician and pediatric neurologist. He delves into the pervasive issue of obstructive sleep apnea (OSA), revealing that over 25% of adults are affected, many undiagnosed. Topics include the interplay of OSA with insomnia and restless leg syndrome, new treatment options, and myths surrounding the disorder. He highlights the importance of polysomnography for diagnosis and warns against trendy DIY fixes, emphasizing the significant health risks of untreated OSA.
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Apr 11, 2025 • 57min

Ep203: The Painful Diagnostic Journey of Sleep Apnea And a New Way Through It with Douglas Krohn, MD

A topic that affects many but is often misunderstood: sleep apnea. Join us with Dr. Douglas Krohn to uncover the intricacies of obstructive sleep apnea, highlighting symptoms, risks, and the impact it has on both mental and physical health.Dr. Krohn, a seasoned primary care physician and sleep medicine expert, introduces an innovative telehealth platform, konk.com, designed to streamline the diagnostic process. By leveraging adaptive logic questionnaires, this platform offers a faster, cheaper avenue to pinpoint sleep apnea, circumventing the traditional costly sleep studies.Show Notes: deepintosleep.co/episode/sleepapneaRESOURCESAre you so sleepy that you cannot focus? Are you tired of getting through the day drinking coffee? Are you worried how your poor sleep may impact your health?Checkout Dr. Yishan Xu’s Insomnia Treatment Course! Connect with Dr. YishanInstagram: @dr.yishanTwitter: @dryishanFacebook:@dr.yishanConnect with Douglas Krohn, MDLinkedIn - https://www.linkedin.com/in/douglas-krohn-md-119533a/Newsletter and Download Free Sleep Guidence E-Book:https://www.mindbodygarden.com/sleepCBT-I Courses:English: https://www.deepintosleep.co/insomniaChinese:  https://www.mindbodygarden.com/shimianPodcast Links:Apple Podcast: https://podcasts.apple.com/us/podcast/deep-into-sleep/id1475295840Google Podcast: https://podcasts.google.com/search/deepintosleepStitcher: https://www.stitcher.com/show/deep-into-sleepSpotify: https://open.spotify.com/show/2Vxyyj9Cswuk91OYztzcMSiHeartRadio: https://www.iheart.com/podcast/269-deep-into-sleep-47827108/Support our Podcast: https://www.buymeacoffee.com/dryishanLeave us a Rating: https://podcasts.apple.com/us/podcast/deep-into-sleep/id1475295840If you're interested in learning more about psychological testing and the services offered at the MindBodyGarden make sure to visit their website at mindbodygarden.com/AssessmentClinic.
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Mar 20, 2025 • 46min

Ep202: The Science Behind Sleep: Debunking Myths and Embracing Healthier Sleep Habits with Stephanie Romiszewski

Stephanie Romiszewski, a behavioral sleep medicine expert and founder of the Sleepy Head Clinic, shares her insights on sleep misconceptions. She debunks the myth that everyone needs eight hours of sleep and explains that longer time in bed can worsen insomnia. Relaxation apps, while popular, do not address the root causes of sleep issues. Stephanie emphasizes the importance of circadian timing over duration for quality sleep and warns against the dangers of misinformation from sleep tech and social media trends.
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Feb 27, 2025 • 48min

Ep201: Choosing the Right Mattress: Tips for Improved Sleep Quality and Comfort with Derek Hales

In this episode of Deep Into Sleep Podcast, we talked about the essentials of selecting the right mattress with expert Derek Hales. From understanding the appropriate firmness to considering materials and addressing individual sleep needs, Derek shares insights from testing hundreds of mattresses. Whether you're a side sleeper needing medium firmness or a stomach sleeper requiring additional support, there's a mattress out there for you. We also explore the rise of smart beds and the importance of balancing comfort with technology. Take control of your sleep quality by understanding what you truly need in a mattress. Show Notes: deepintosleep.co/episode/mattressRESOURCESAre you so sleepy that you cannot focus? Are you tired of getting through the day drinking coffee? Are you worried how your poor sleep may impact your health?Checkout Dr. Yishan Xu’s Insomnia Treatment Course! Connect with Dr. YishanInstagram: @dr.yishanTwitter: @dryishanFacebook:@dr.yishanConnect with Derek Haleshttps://naplab.com/https://www.youtube.com/@NapLabReviewsNewsletter and Download Free Sleep Guidence E-Book:https://www.mindbodygarden.com/sleepCBT-I Courses:English: https://www.deepintosleep.co/insomniaChinese:  https://www.mindbodygarden.com/shimianPodcast Links:Apple Podcast: https://podcasts.apple.com/us/podcast/deep-into-sleep/id1475295840Google Podcast: https://podcasts.google.com/search/deepintosleepStitcher: https://www.stitcher.com/show/deep-into-sleepSpotify: https://open.spotify.com/show/2Vxyyj9Cswuk91OYztzcMSiHeartRadio: https://www.iheart.com/podcast/269-deep-into-sleep-47827108/Support our Podcast: https://www.buymeacoffee.com/dryishanLeave us a Rating: https://podcasts.apple.com/us/podcast/deep-into-sleep/id1475295840If you're interested in learning more about psychological testing and the services offered at the MindBodyGarden make sure to visit their website at mindbodygarden.com/AssessmentClinic.
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Feb 15, 2025 • 10min

Ep200: Celebrating 200 Episodes: Exploring Sleep Medicine and Personal Growth plus Practical Sleep Tips for Frequent Travelers

Welcome to this special 200th episode of the Deep Into Sleep podcast! Join Dr. Yishan as she takes you on a journey through her evolving understanding of sleep medicine since the podcast's inception in 2019. From her early days at Stanford's Sleep Medicine Center, she's gained profound insights into myriad sleep disorders—over 90 types, with insomnia being just one of them. Through interviews with esteemed sleep experts, Dr. Yishan has grown not only in her knowledge but also in her career, with her mental health clinic expanding exponentially. She also shares her exciting plans to launch a sleep center in the San Francisco Bay Area. Tune in as Dr. Yishan reveals her top travel tips for better sleep on long flights, including the benefits of eye masks, earplugs, supportive neck pillows, and cozy socks. Embrace the new year with hopeful perspectives on improving sleep quality. Thank you for being part of this incredible journey, and enjoy the episode!Show Notes: deepintosleep.co/episode/travelsleeptipsRESOURCESAre you so sleepy that you cannot focus? Are you tired of getting through the day drinking coffee? Are you worried how your poor sleep may impact your health?Checkout Dr. Yishan Xu’s Insomnia Treatment Course! Connect with Dr. YishanInstagram: @dr.yishanTwitter: @dryishanFacebook:@dr.yishanNewsletter and Download Free Sleep Guidence E-Book:https://www.mindbodygarden.com/sleepCBT-I Courses:English: https://www.deepintosleep.co/insomniaChinese:  https://www.mindbodygarden.com/shimianPodcast Links:Apple Podcast: https://podcasts.apple.com/us/podcast/deep-into-sleep/id1475295840Google Podcast: https://podcasts.google.com/search/deepintosleepStitcher: https://www.stitcher.com/show/deep-into-sleepSpotify: https://open.spotify.com/show/2Vxyyj9Cswuk91OYztzcMSiHeartRadio: https://www.iheart.com/podcast/269-deep-into-sleep-47827108/Support our Podcast: https://www.buymeacoffee.com/dryishanLeave us a Rating: https://podcasts.apple.com/us/podcast/deep-into-sleep/id1475295840If you're interested in learning more about psychological testing and the services offered at the MindBodyGarden make sure to visit their website at mindbodygarden.com/AssessmentClinic.
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Nov 28, 2024 • 42min

Ep199: Beyond Size: Realities and Misconceptions of Penile Enlargement with Dr. Joel Pash

In today's episode, we shift from our usual discussions on sleep to explore the fascinating world of cosmetic medicine with our guest, Dr. Joel Pash. As a seasoned anesthesiologist turned specialist in men's penile enlargement. He sheds light on the cultural perceptions and psychological impacts of this aesthetic procedure, drawing parallels to widely accepted cosmetic enhancements for women. We'll explore patient motivations, safety considerations, and address common misconceptions about size and satisfaction. Enjoy the episode!Show Notes: deepintosleep.co/episode/penileenlargementRESOURCESAre you so sleepy that you cannot focus? Are you tired of getting through the day drinking coffee? Are you worried how your poor sleep may impact your health?Checkout Dr. Yishan Xu’s Insomnia Treatment Course! Connect with Dr. YishanInstagram: @dr.yishanTwitter: @dryishanFacebook:@dr.yishanConnect with Dr. Joel PashUpsizeMatters.comTwitterInstagramTikTokYouTubeNewsletter and Download Free Sleep Guidence E-Book:https://www.mindbodygarden.com/sleepCBT-I Courses:English: https://www.deepintosleep.co/insomniaChinese:  https://www.mindbodygarden.com/shimianPodcast Links:Apple Podcast: https://podcasts.apple.com/us/podcast/deep-into-sleep/id1475295840Google Podcast: https://podcasts.google.com/search/deepintosleepStitcher: https://www.stitcher.com/show/deep-into-sleepSpotify: https://open.spotify.com/show/2Vxyyj9Cswuk91OYztzcMSiHeartRadio: https://www.iheart.com/podcast/269-deep-into-sleep-47827108/Support our Podcast: https://www.buymeacoffee.com/dryishanLeave us a Rating: https://podcasts.apple.com/us/podcast/deep-into-sleep/id1475295840If you're interested in learning more about psychological testing and the services offered at the MindBodyGarden make sure to visit their website at mindbodygarden.com/AssessmentClinic.
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Nov 15, 2024 • 46min

Ep198: Circadian Rhythm and Sleep: Discover the Role of Light Therapy Glasses with Alexander Dimitrov

Alexander Dimitrov, founder of Ayo, discusses the powerful effects of personalized light therapy on sleep and mood. He shares insights on how circadian glasses can combat jet lag and winter blues by aligning your body clock with daily life. The conversation touches on the science behind light therapy, its applications for sleep disorders, and its transformative impact on performance. With practical tips for managing light exposure, Dimitrov emphasizes the importance of tailored solutions for enhancing well-being.

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