The spark factor: the secret to supercharging energy, becoming resilient, and feeling better than ever

Foreword / by Dave Asprey

Introduction

The human energy crisis. Energy powers life ; Mitochondria: your cellular batteries ; The quantified self: biohacking to create health

Making more batteries. Movement is life's energy signal ; Biohacking energy through exercise

Charging your batteries. Transforming food into energy ; Blood sugar is the ultimate energy biomarker ; The gut-energy connection ; Biohacking energy metabolism

Using your batteries. Stress drains your batteries ; Biohacking to recharge

Plugging in your batteries. The hormone-energy connection ; Biohacking your sexual spark ; Connection is the key to longevity

How to do an elimination diet