About
Us
Meet the Mother-Daughter Team
Ana Casas, MD and Victoria Dhar, MSc are a mother-daughter team blending longevity medicine and neuroscience research to help people reclaim deep sleep and protect brain health. Their science-based approach activates the brain’s natural cleaning system to support clarity, resilience and peak performance.
Longevity Medicine Physician & Sleep Expert
Dr. Ana Casas, MD
Dr. Ana Casas, MD, is a physician trained in Internal Medicine and Longevity Medicine with more than thirty years of clinical and research experience. She is also a Certified Principal Clinical Research Investigator (ACRP-CP), bringing an evidence-based approach to restorative sleep, brain health, and cognitive longevity.
Since 2005, Dr. Casas has led a private medical practice in Atlanta focused on helping adults improve energy, recovery, cognitive performance, and long-term well-being through science-backed care and lifestyle strategies.
As co-creator of Waves 4 Longevity®, she combines medical expertise with neuroscience-informed sleep optimization tools designed to support deep restorative sleep and brain recovery.
Sleep Neuroscientist & Brain Health Educator
Victoria Dhar, MSc
Victoria Dhar, MSc, is a health educator specializing in sleep neuroscience, nervous system regulation, and brain health. Her work focuses on translating complex neuroscience into practical strategies that help individuals improve restorative sleep, mental clarity, resilience, and cognitive performance.
She is an Advanced Certified Autism Specialist with expertise in neurodivergence and high-stress environments, as well as a Certified Advanced Clinical Trial Assistant and Life Member of American Mensa.
As co-creator of Waves 4 Longevity®, Victoria helped develop the program’s evidence-based approach combining practical sleep optimization tools with neuroscience-informed sound patterns designed to support deeper restorative recovery.
Exhaustion Is a Signal. Restorative Sleep Is the Answer.
Deep, Restorative Sleep Is the Foundation of Brain Health & Cognitive Wellness
At Take Back Your Sleep, we believe these symptoms are signals that your brain and body need restorative recovery.
Understand the science behind your sleep.
Many adults experiencing poor sleep also struggle with:
Cognitive symptoms | Brain fog, difficulty focusing, poor decision-making, and reduced creativity
Emotional and physical fatigue | Low energy, mood changes, burnout, and diminished resilience
Recovery challenges | Disrupted nights, poor stress recovery, jet lag, and difficulty feeling mentally restored
Better Sleep. Better Brain. Better Life.
At Take Back Your Sleep, we believe restorative sleep is one of the most powerful foundations for better health, clearer thinking, emotional resilience, and sustainable performance.
When people begin sleeping deeply and consistently, they often feel more present, focused, emotionally balanced, and connected to their lives.
Our mission is to help individuals better understand the science of sleep while providing practical, evidence-based tools that support long-term brain health, recovery, and well-being.
Take The Deep Sleep Score QuizWhat Readers and Clients Are Saying
"After years of struggling with brain fog and forgetfulness, I finally feel like myself again. The brainwave sound sessions helped me focus and recall names and details effortlessly."
William B., CEO
What Readers and Clients Are Saying
"In this groundbreaking book, Dr. Ana Casas and her daughter, Victoria Dhar MSc, provide a practical, science-based approach to sleep, longevity, and optimal aging. As my longevity physician for many years, I give her much credit for my excellent health at age ninety-two. Together, Dr. Casas and Victoria are helping bring greater awareness to the powerful connection between deep sleep, brain health, and longevity.”
Hugh Jacks
Retired President and CEO, BellSouth Corporation (now part of AT&T)
What Readers and Clients Are Saying
"I can’t believe the difference this has made in my relationship. Better sleep, lower stress, and more energy have improved every area of my life. This is a gift."
Richard C., CEO
What Readers and Clients Are Saying
"My sleep has never been better. For the first time in years, I wake up refreshed without that mental haze. I didn’t realize how much poor sleep was affecting my memory."
Roxanna M., Physician
What Readers and Clients Are Saying
“I have known Dr. Ana Casas's work for many years through her extensive training in longevity medicine and advanced studies in our online educational programs. Together with Victoria Dhar, she has written an insightful book highlighting the essential role of restorative sleep in brain health, cognitive performance, vitality, and healthy aging. Take Back Your Sleep combines scientific knowledge with practical strategies that, I believe, will help people improve both their sleep and their quality of life.”
Thierry Hertoghe M.D.
President, The World Society of Anti-Aging Medicine (WOSAAM) and
President, The International Hormone Society (IHS)
Author of The Hormone Handbook and Atlas of Endocrinology for Hormone Therapy
What Readers and Clients Are Saying
"Dr. Ana Casas and Victoria Dhar MSc. combine clinical experience, neuroscience research, and practical insight to present a powerful strategy for reclaiming the deep, restorative sleep modern life has disrupted. Take Back Your Sleep balances cutting-edge brain science with actionable solutions to improve health, performance, and longevity.
This eye-opening book reframes sleep not as a luxury, but as the biological foundation for cognitive clarity, resilience, productivity, and long-term brain health. Most importantly, it provides a realistic approach to achieving better sleep without sacrificing performance in today’s demanding world.”
Lin Rogers
Founder and Chairman, Rogers Electric
The largest self-performing electrical, lighting and data contractor in the United States
Feel Fully Alive Again
Whether you are navigating stress, demanding schedules, travel, burnout, inconsistent sleep, or simply want to improve how you think, feel, and recover, our approach is designed to support restorative sleep and long-term brain health in a realistic, sustainable way.
Take The Deep Sleep Score Quiz