Nathan Butler

Nathan Butler is an accredited exercise physiologist with over 15 years experience working as the coordinator of specialist inpatient and outpatient programs at the Austin Hospital in Melbourne and at the Royal Free Hospital in London in the areas of CFS as well as cardiac, respiratory and orthopaedic rehabilitation. Whilst in the UK Nathan was involved in the PACE study which investigated treatment modalities for CFS and the study was recently published in the Lancet. In 2008 Nathan established Active Health Clinic with his values of long term self management through knowledge, compassion and trust leading to Active Health Clinic being a leader in it’s field.

Connect with Nathan on Twitter, or follow Active Health Clinic on Facebook

Presenters

Dr David Cunnington

Dr David Cunnington is a sleep physician and director of Melbourne Sleep Disorders Centre, and co-founder and contributor to SleepHub. David trained in sleep medicine both in Australia and in the United States, at Harvard Medical School, and is an International Sleep Medicine Specialist, Diplomate Behavioral Sleep Medicine and Registered Polysomnographic Technologist. David’s clinical practice covers all areas of sleep medicine and he is actively involved in training health professionals in sleep.

Connect with David on Twitter – @DavidCunnington. David also regularly posts information on sleep to his Facebook page.

Dr David Cunnington

Recommended Posts

Treatment for restless legs syndrome. What are the options?

Updated guide to RLS treatment based on 2025 AASM guidelines. Why gabapentinoids are now first-line and dopamine agonists have fallen out of favour.

Adjusting to the End of Daylight Saving – What to expect

Clocks go back 5 April. Sleep physician, Dr David Cunnington, explains what to expect and how to help your body clock adjust with minimal disruption.

What is pacing? How does it differ from graded exercise therapy (GET)?

Why ME/CFS treatment changed in 2021: from graded exercise therapy to pacing. An evidence-based review.

What are your sleep goals for 2026?

Set evidence-based sleep goals for 2026. Start with wake time consistency, harness morning light, and build sustainable habits with this practical guide.

Does Poor Sleep Really Age Your Skin? What the Science Actually Shows

Everyone believes in beauty sleep, but proving it actually works is harder than you'd think—and stress might be the real culprit all along.

Wearables and Sleep: A Common Sense Approach

Learn how to get real value from sleep trackers—focus on regularity and context, not scores; avoid orthosomnia and know when to see a sleep professional.