Plews and Prof   Physis Ltd.

We are #PlewsandProf. Check us out on Twitter & our podcast at #PlewsandProf. We are physiologists, sport scientists, coaches & athletes, passionate about using science to maximise endurance performance. Our elite athletes include Tim Van Burkel (Ironman triathlon), Caroline Steffen (Ironman triathlon), Todd Skipworth (Ironman triathlon) & Karen Hanlen (Olympic Mountain Biking). Our service suits motivated & intelligent athletes that enjoy the process of using science to maximise performance


Together, Dr Daniel Plews (The Plews) and Professor Paul Laursen (The Prof) have more than 120 scientific publications in the sport sciences, and have worked with a high number of professional and Olympic athletes. We are experts and innovators at using technology and science to maximise and monitor training and performance. Some of our key advances include monitoring system stress via heart rate variability, using nutrition to maximise fat oxidation, and using markers of training load to protect against injury and illness. With us, you'll gain a distinct advantage over your competition.


Campbells Bay
New Zealand

Preferred Athlete Levels

Beginner, Intermediate, Advanced, Professional


1-on-1 Coaching, Consultations, Remote Coaching, Nutrition, Biochemical Analysis

Sport Types

Triathlon, Road Cycling, Running, Mountain Biking, Cyclocross, Duathlon, IRONMAN, XTERRA, Swimming, Rowing, Cross Country Skiing, Adventure Racing, High School Cross Country



Athlete Requirements

While not required, we work best with athletes that use the Garmin 920XT and integrated power meters so that proper training load assessment can be achieved.


6 Tree Fern Trail
Campbells Bay
New Zealand