In this episode, I describe how our brain and nervous system control muscle tissue and how to leverage that for muscle maintenance, growth (hypertrophy) and ...

This episode I describe the science of fat loss, including how fat is mobilized and oxidized (burned) and how to increase fat burning by leveraging the nervous ...

This episode I discuss the science and practice of learning physical skills: what it involves at a biological level, and what to focus on during skill learning ...

This episode I explain the science of heating and cooling the body, a process called thermoregulation– and how to apply that knowledge to significantly ...

This episode I describe the biology of two essential hormones we all make: cortisol and adrenaline (also called epinephrine). Cortisol and adrenaline ...

This episode discusses metabolism and how our thyroid hormone and growth hormone control our metabolism. I also clarify that metabolism isn’t just about ...

This episode I discuss how hormones from our gut, liver, pancreas and brain control our appetite–and the specific tools we can use to adjust those ...

In this episode, I discuss testosterone and estrogen hormones and how they impact the brain, body, and behavior after puberty. I also discuss how various ...

In this episode, I discuss how hormones such as testosterone and estrogen and their derivatives impact the early development of the brain and body and their ...

In this episode, I discuss the biology of emotions and moods in the context of relationships. I focus on the science of how early infant-caregiver attachment, ...

This episode explains the science of motivation and drive. I describe how dopamine– a chemical we all make in our brain, underlies our desire for and ...

This episode explains the brain-body connections that allow the specific foods we eat to control our moods and motivation. I discuss the vagus nerve and its ...

This episode explains what stress is, and how it recruits our brain and body to react in specific ways. I describe the three main types of stress, and how two ...

In this episode, I describe the science of how and why pain arises in the body and brain, and how we can actively control our experience of pain. I discuss ...

In this episode, I describe how to access focused learning bouts, creative states, and the underlying neural circuitry involved. I frame this in the context of ...

In this episode, I discuss how we can use specific types of behavior to change our brain, both for sake of learning the movements themselves and for allowing ...

This episode introduces neuroplasticity—which is how our brain and nervous system learn and acquire new capabilities. I describe the differences between ...

This episode is all about the two major kinds of dreams and the sorts of learning and unlearning they are used for. I discuss REM-associated dreams that ...

In this episode, I discuss a simple and reliable measurement called your “temperature minimum” that you can use to rapidly adjust to new time zones ...

“Office Hours” — In this episode, I answer your most commonly asked questions about science-supported tools for accessing more alertness, better learning, and ...