Dr. Heller has a wide breadth of knowledge of biology. He conducts extensive research in exercise physiology, including examining fatigue in athletes. Dr. Heller has developed an instrument that allows increased exercise without fatigue. Having someone who understands fatigue and the normal response to exercise is essential for understanding how it goes wrong in ME / CFS.
Dr. Heller is professor of Biology at Stanford University. He holds a PhD in biology from Yale University and is a physiologist and biologist at Stanford.