Deep into Sleep

We spend a third of our lives asleep, yet most of us were never taught what healthy sleep is actually supposed to feel like. In this powerful episode, Dr. Yishan welcomes Lindsay Scola — a former political staffer who worked on the Obama campaign and at the U.S. Mission to the UN — who was diagnosed with narcolepsy at 35, a full 19 years after her symptoms first began. Lindsay shares her remarkabl...

We spend years of our lives asleep and dreaming — so what if those dreams aren't random noise, but your mind's own way of healing? In this deeply moving episode, Dr. Yishan welcomes documentary filmmaker Larkin McPhee, author of the memoir "I'll See You In My Dreams." Larkin's younger brother was Charles McPhee, the nationally syndicated radio host known as "The Dream Doctor," who interpreted thou...

What if better sleep isn't about trying harder, but about living differently? In this episode, Dr. Yishan welcomes back Dr. Brad Wolgast, PhD, CBSM, DBSM, a board-certified behavioral sleep medicine psychologist and author of the new book "Gold Medal Sleep." Together, we explore why modern life works against our natural sleep rhythm, and why the harder you chase sleep, the further it runs. Dr. Wol...

Research 1 https://doi.org/10.1007/s12013-013-9529-4 Research 2 https://doi.org/10.1016/j.brs.2018.05.016 Research 3 https://doi.org/10.1176/appi.ajp.2019.19070720 Research 4 https://doi.org/10.3988/jcn.2016.12.1.57 This episode explores a rapidly growing area of brain science that is transforming how we treat depression, anxiety, insomnia, OCD, and even cognitive decline — without relying on medi...

In this episode, we dive into the essentials of obstructive sleep apnea — from recognizing symptoms you might be overlooking to understanding why CPAP remains the gold standard treatment. Dr. Yishan welcomes back Dr. Carleara Weiss, PhD, MS, RN, a sleep scientist, nurse educator, and Sleep Science Advisor at Aeroflow Sleep. Together, we tackle one of the most common challenges CPAP users face: how...

This episode explores the fascinating intersection of culture, spirituality, and sleep. Dr. Yishan welcomes Dr. Bruce D. Forman, PhD, a clinical psychologist specializing in behavioral sleep medicine and the author of "For God's Sake, Go to Sleep" — a book that bridges Jewish wisdom and modern sleep science. Together, we discuss why sleep is biological but insomnia is cultural, how different socie...

In this episode, host Dr. Yishan welcomes Dr. Nunez, a leading sleep health expert whose team has conducted one of the largest global sleep surveys — spanning 30,000+ participants across 13 countries over six consecutive years. Together, they unpack a paradox at the heart of modern sleep health: why is it that even as sleep awareness grows, most people still aren't taking action to improve their s...

In this episode, Dr. Yishan sits down with Dr. Kendall Stewart — a former skull-based surgeon who has spent the past two decades pioneering a data-driven approach to functional medicine, genetics, and neuroimmune health. Together, they explore the biological roots of sleep struggles that behavioral advice alone often can't fix: neurotransmitter imbalances, genetic variants, and inflammation in the...

🎙️ Deep Into Sleep — Year-End Reflection Episode As 2025 comes to an end, this special episode of Deep Into Sleep is a reflection on what a year of conversations has taught me about sleep, the brain, and the people who trust us with their nights. Rather than focusing on a single sleep disorder, this episode brings together four meaningful conversations that shaped how I now think about sleep acros...

In this episode, Dr. Yishan explores the intersection of cutting-edge technology and sleep health, diving deep into the ways artificial intelligence is shaping the future of sleep research and care. Joining the conversation is Mikael Kågebäck, Chief Technology Officer at Sleep Cycle and a specialist in AI and machine learning. Together, they discuss how large-scale AI-powered data collection—using...

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 gro...

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 do...

Welcome back to the Deep Into Sleep Podcast! In this episode, we are joined by Dr. Christopher Allen—also known as Sleep Dr. Chris on social media—to dive deep into the world of obstructive sleep apnea (OSA). With over 25% of adults in America affected by OSA (and nearly a billion people worldwide!), this sleep disorder is far more common than most of us realize. Yet, many people go undiagnosed fo...

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 diag...

Welcome to Deep Into Sleep ! I'm your host, Dr. Yishan, and today, we have a fascinating guest— Stephanie Romiszewski a leading expert in behavioral sleep medicine, with a background that spans psychology, Harvard Sleep Labs, and the founder of the Sleepyhead Clinic. In this episode, we’re breaking down some of the biggest sleep myths that might be messing with your rest. Are relaxation apps...

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 suppo...

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...

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 enla rgement. He sheds light on the cultural perceptions and psychological impacts of this aesthetic procedure, drawing parallels to widely accepted cosmetic enhancements for women. We'...

In this episode we dive into the world of circadian rhythms with Alexander Dimitrov, the founder of Ayo. Discover how personalized light therapy can enhance your sleep, energy, and mood. Whether you're combating jet lag, afternoon dips, or winter blues, these innovative circadian glasses can help align your natural body clock with your lifestyle. Enhance your day with structured light exposure, im...

Today, we're diving into the transforming world of insomnia treatment with an expert guest, Dr. Christina Pierpaoli Parker. Join us as we explore the effectiveness of Cognitive Behavioral Therapy for Insomnia (CBTI) and its faster alternative, Brief Behavioral Treatment for Insomnia (BBTI). We'll uncover the challenges and solutions in making these treatments more accessible, particularly in prima...

In this episode, we talked about the alternative procedures for managing sleep apnea without the traditional CPAP machine. Our guest, Dr. Kevin Smith, brings his expertise in personalized treatment approaches for nasal and throat issues, emphasizing the importance of understanding and addressing the root causes of sleep disturbances. We'll explore the critical role of nasal health, the benefits of...

I'm thrilled to share our latest episode on the Deep Into Sleep Podcast , featuring the brilliant Dr. Dan Cohen, an expert in EEG and sleep analysis. This episode dives into innovative technology and strategies aimed at reducing stress and enhancing sleep quality. If you're navigating the challenges of stress and sleep disorders, this episode is a must-listen! USE Code: YISHANSLEEP for a $100 OFF...

Today, we dive deep into a topic often left in the shadows—male sexual health, with a particular focus on nocturnal erections. Joining us is Dr. Elliot Justin, the brilliant mind behind FirmTech, Inc. the pioneering sex tech company dedicated to men’s erectile fitness. In this episode, we shed light on erection rings, a performance aid that's gaining momentum yet still surrounded by stigma, especi...

In this episode, we are joined by Dr. Jess from the podcast "2 Gals and a Glass Half Full" for a deep dive into various aspects of sleep. From debunking common sleep myths to discussing the impact of exercise, diet, and bedtime routines on sleep quality, this episode promises to provide valuable insights and practical tips for achieving better sleep and overall health. Discover the significance of...

Weighted pillows are a game-changer: Mikey Goldman shared how weighted pillows are endorsed for their ability to calm and relax. These pillows, designed to provide the sensation of being hugged, have been found to induce a sense of safety, security, and companionship, leading to relaxation and improved mood. Watch out for the COUPON code that will be given away during the episode! Show Notes: deep...