Modern Medicine Meets Mind-Body Integration
Dr. Olivia Lesslar brings a unique approach to complex health issues through the lens of psychoneuroimmunology, connecting mind, body, and scientific innovation.

About Dr. Olivia Lesslar
Australian medical doctor with expertise in psychoneuroimmunology, integrative approaches to complex conditions, and a passion for empowering patients.

Background & Expertise
Dr. Olivia Ly Lesslar is Australian-educated with a Bachelor of Medicine, Bachelor of Surgery, and a Bachelor of International Relations with a triple major including French and Diplomacy. She completed her hospital residency in 2016 and has pursued postgraduate studies in skin cancer medicine and clinical nutrition management.
Currently undertaking a Diploma in Clinical Hypnosis and Strategic Psychotherapy, Dr. Lesslar maintains her medical registration in Australia while working with innovative clinics worldwide. Her unique skill set is in problem-solving multisystem, chronic conditions from an evolutionary and psychophysiological perspective.
As an Adjunct Senior Lecturer with The National Centre for Neuroimmunology and Emerging Diseases and faculty lecturer at the Geneva College of Longevity Science, Dr. Lesslar remains at the forefront of emerging research in neuroimmunomodulation and complex conditions.
Credentials
- Bachelor of Medicine, Bachelor of Surgery (MBBS)
- Bachelor of International Relations (Triple Major)
- Postgraduate Studies in Skin Cancer Medicine
- Postgraduate Studies in Clinical Nutrition
- Adjunct Senior Lecturer, National Centre for Neuroimmunology and Emerging Diseases
- Faculty Lecturer, Geneva College of Longevity Science
- TEDx Speaker
- Research Lead & Trustee, British College for Functional Medicine
Services
Comprehensive health consultations and specialized programs tailored to your unique needs.
Online Non-Medical Health Consultations
In-depth analysis of your health issues through a psychoneuroimmunology (mind-body) lens. These consultations help identify underlying patterns and potential root causes.
Fees:
- 60 min: £520 / €620 / USD$670 / AUD$1000
- 30 min: £320 / €370 / USD$400 / AUD$600
Note: These consultations are not covered by insurance or Medicare benefits.
Personalized Neuroplasticity Programs
For Australia-based patients with brain/mind issues, Dr. Lesslar curates personalized programs through Cingulum Health in Sydney, founded by neurosurgeon Professor Charles Teo.
Treatments may include:
- • Transcranial Magnetic Stimulation (TMS)
- • Hyperbaric Oxygen Therapy (HBOT)
- • Photobiomodulation (PBM)
- • Pulsed Electromagnetic Field Therapy (PEMF)
- • Specialized Breathwork & Physical Rehabilitation
Available only for patients in Australia through Cingulum Health.
Learn MoreSpeaking & Professional Consultations
Dr. Lesslar is available for speaking engagements, workshops, and professional consultations on topics including psychoneuroimmunology, complex conditions, and integrative approaches.
Speaking Topics Include:
- • Mind-Body Medicine & Psychoneuroimmunology
- • Emerging Approaches for Complex Conditions
- • Integrative Medicine in Clinical Practice
- • Neuroplasticity & Brain Health
- • Longevity Medicine & Preventative Care
Important Information About Consultations
Dr. Olivia Lesslar WILL NOT practice as your primary care physician/GP. She conducts ONLINE consultations with you on the premise that you have a GP and/or treating health practitioner. She DOES NOT see patients on a rolling ongoing basis.
Dr. Olivia's recommendations are made directly to your treating healthcare practitioner(s). It is your treating healthcare practitioner who selects and authorizes the administration of the specific recommendations.
Dr. Olivia remains available for REMOTE consultation and discussion with your healthcare practitioner about any aspect of her recommendations.
If you do not have an Integrative Medicine doctor as your primary care doctor, and you want one, Dr. Olivia recommends that you find one through:
Areas of Expertise
Dr. Lesslar brings a unique perspective to complex health challenges through psychoneuroimmunology and integrative approaches.
Psychoneuroimmunology
Exploring the intricate connections between psychological processes, the nervous system, and immune function. Dr. Lesslar specializes in understanding how stress, emotions, and thought patterns influence physical health, particularly immune responses and inflammation.
Preventative Medicine & "Biohacking"
Leveraging cutting-edge research and technologies to optimize health outcomes and prevent disease. Utilizing personalized approaches to nutrition, movement, sleep, stress management, and targeted supplementation to enhance overall well-being and longevity.
Longevity Medicine
Combining evidence-based approaches to extend healthspan and optimize vitality throughout life. Focusing on metabolic health, hormonal balance, inflammation reduction, and cellular regeneration to support healthy aging.
Complex Chronic Conditions
Specializing in multisystem disorders including neurodegeneration, cancer, allergies, and the emerging pentad of MCAS - Dysautonomia - Hypermobility - GI dysmotility - Autoimmunity. Dr. Lesslar's approach focuses on identifying root causes and creating comprehensive treatment strategies.
Mind-Body Medicine
Integrating psychological interventions with physiological treatments to address health holistically. Utilizing techniques including breathwork, meditation, hypnosis, and cognitive approaches to harness the body's innate healing capacities.
Neuroplasticity
Creating personalized programs to enhance brain health and adaptability through targeted interventions including transcranial magnetic stimulation, hyperbaric oxygen, photobiomodulation, and specialized nutrition plans to support neural regeneration and function.
My Approach
Dr. Lesslar's philosophy emphasizes empowering patients and addressing root causes through a whole-person approach.
The Core of My Philosophy
"The key to health, well-being, and happiness is within us. While medications, supplements, and therapies can be helpful, true healing comes from reconnecting with your own inner wisdom and not giving away your power."
Dr. Lesslar believes that while modern medicine offers valuable tools, patients should be active participants in their healing journey, not passive recipients of treatments. She views the doctor-patient relationship as a partnership where both learn and grow together.
Her approach emphasizes that even with the most advanced treatments, the body's innate healing capabilities and the mind's powerful influence on physical health are core components of recovery and wellness.
Practice Principles
- Whole-Person Approach:
Addressing the interconnected nature of physical, mental, emotional, and environmental factors that influence health.
- Root Cause Resolution:
Looking beyond symptoms to identify and address underlying imbalances and dysfunctions.
- Evidence-Informed Innovation:
Combining established research with emerging science to create effective, personalized protocols.
- Patient Empowerment:
Providing education and tools that enable patients to become active participants in their healing journey.
Therapeutic Approach
Foundations First
- Optimizing sleep quality and patterns
- Personalized nutrition strategies
- Appropriate movement and exercise
- Stress management and mindfulness
- Environmental toxin reduction
Targeted Interventions
- Specialized dietary approaches (Keto, AIP, Paleo)
- Strategic supplementation protocols
- Advanced neurological interventions
- Metabolic optimization strategies
- Judicious use of medications when appropriate
Advanced Modalities
- Transcranial Magnetic Stimulation (TMS)
- Hyperbaric Oxygen Therapy (HBOT)
- Photobiomodulation (PBM)
- Pulsed Electromagnetic Field Therapy (PEMF)
- Specialized breathwork techniques
Professional Affiliations
Dr. Lesslar collaborates with leading organizations and institutions worldwide.
Cingulum Health
Sydney-based neuro center founded by renowned neurosurgeon Professor Charles Teo, where Dr. Lesslar coordinates care for patients with brain/mind issues.
National Centre for Neuroimmunology
Adjunct Senior Lecturer at this world-class research facility focusing on mechanisms of ME/CFS and long covid.
Geneva College of Longevity Science
Faculty lecturer contributing to advanced education in longevity science and integrative approaches to aging.
Sens.ai
Science Director of this neuromodulation technology company developing innovative approaches to brain health.
British College for Functional Medicine
Trustee and Research Lead, contributing to the advancement of functional medicine practices and research in the UK.
CFS Health
Resident Medical Consultant for this online ME/CFS recovery program, providing medical expertise for chronic fatigue syndrome patients.
Media & Appearances
Dr. Lesslar regularly shares her expertise through speaking engagements, podcasts, and publications.
Featured TEDx Talk
Don't Give Up Your Power
TEDxMelbourne
Don't Give Up Your Power
In this compelling TEDx talk from 2022, Dr. Lesslar explores the critical importance of patients maintaining their autonomy in healthcare decisions and reconnecting with their innate healing capacity.
She discusses how modern healthcare systems can inadvertently disempower patients and offers practical insights on how individuals can work with healthcare providers while staying connected to their own inner wisdom.
Watch TEDx Talk
Speaking Engagements
Dr. Lesslar is a sought-after speaker who brings clarity and insight to complex health topics. Her engaging presentations combine cutting-edge science with practical wisdom, making her a favorite at medical conferences, wellness events, and educational institutions worldwide.
Berkeley University
August 2023Lecture on psychoneuroimmunology and its applications in modern medicine
Inaugural Smart Ageing Summit, Oxford University
July 2023Presentation on integrative approaches to healthy aging and longevity
TEDx Melbourne
November 2022Talk on patient empowerment and reconnecting with innate healing wisdom
Biohacker Summit Amsterdam
October 2022Discussion on cutting-edge approaches to optimizing health and performance
Featured Podcasts & Interviews
CFS Health Recovery Podcast
June 2024Understanding Chronic Fatigue Syndrome: Symptoms and comprehensive approaches to recovery
LONGEVITY with Nathalie Niddam
2023Episode #236: Discussion on emotional autophagy and psychoneuroimmunology
Smarter Not Harder Podcast
2023Neuroimmune Chaos & Dysautonomia: How modern challenges impact human survival mechanisms
NYC Journal
2021Featured in 50 under 50 for being an industry disruptor and leader in integrative medicine
What Patients Say
Stories from those who have experienced Dr. Lesslar's unique approach to health and wellness.

My approach is centered on empowering patients to reconnect with their innate healing wisdom. While modern medicine offers valuable tools, true healing comes from understanding the deep connections between mind, body, and environment.
Dr. Olivia Lesslar
Psychoneuroimmunology & Integrative Medicine
Dr. Lesslar's approach completely changed my perspective on health. After years of bouncing between specialists for my complex condition, she helped me see the connections between my symptoms and address the root causes. Her mind-body approach has given me tools I never knew existed.
Sarah J.
Complex Chronic Condition Patient
Working with Dr. Olivia has been transformative. She doesn't just treat symptoms – she investigates the underlying patterns and provides a comprehensive approach that considers everything from nutrition to thought patterns. Her ability to translate complex medical concepts into actionable steps is remarkable.
Michael T.
Neurological Health Patient
After struggling with unexplained symptoms and getting nowhere with conventional approaches, Dr. Lesslar's comprehensive assessment and integrative recommendations have made a world of difference. She truly listens and considers all aspects of health – physical, mental, and emotional.
Emma L.
Autoimmune Condition Patient
Resources
Educational materials and recommendations to support your health journey.
Recommended Reading
The Body Keeps the Score
Bessel van der Kolk, M.D.
Explores the connection between trauma and physical health
Why Zebras Don't Get Ulcers
Robert M. Sapolsky
An examination of stress and its effects on the body
The Wahls Protocol
Terry Wahls, M.D.
Dietary approach to autoimmune conditions and neurological health
The End of Alzheimer's
Dale Bredesen, M.D.
Comprehensive approach to preventing and reversing cognitive decline
Educational Videos
Understanding Psychoneuroimmunology
Introduction to the science of mind-body connection and immune function
Watch VideoChronic Fatigue Syndrome Explained
Dr. Lesslar breaks down the key symptoms and approaches to CFS/ME
Watch VideoMind-Body Connection & Healing
How mental states affect immunity and wellness
Watch VideoDon't Give Up Your Power - TEDx Talk
Dr. Lesslar's discussion on patient empowerment and healing
Watch Video
Useful Links
Find an Integrative Medicine Doctor
Research & Organizations
Dietary Resources
Book a Consultation
Schedule a consultation with Dr. Lesslar to discuss your health concerns and goals.

Online Consultations
Dr. Lesslar offers comprehensive online consultations to clients worldwide. These sessions provide in-depth analysis of your health concerns through a psychoneuroimmunology lens, helping to identify underlying patterns and potential root causes of complex conditions.
Each consultation is personalized to your unique needs and includes detailed recommendations that can be shared with your primary healthcare provider.
Schedule Your ConsultationBooking Information
Dr. Lesslar splits her time between the USA, London, continental Europe, Sydney, and the Gold Coast (Australia). Consultations are conducted online for maximum accessibility.
Consultation Fees
- 60 minute consultation:£520 / €620 / USD$670 / AUD$1000
- 30 minute consultation:£320 / €370 / USD$400 / AUD$600
Please note: These services are not eligible for Medicare benefits or insurance coverage.
Contact Information
Appointment Booking
calendly.com/aolegacysciencesMedical Practice (Australia Only)
Cingulum Health
Sydney, Australia