A New Way to Think About Exercise with Katelyn O’Brien

A New Way to Think About Exercise with Katelyn O’Brien

From The Keep Up Show by Wilderness Athlete

April 30, 2026 · 50 min · Season 1 · Episode 6

About this episode

Katelyn O’Brien discusses the transformative effects of aerobic exercise on the brain and mental health.

Katelyn O’Brien is an expert in exercise and wellness, a certified holistic nutritionist, and customer service specialist. In this episode, Katelyn and Ethan discuss Spark: The Revolutionary New Science of Exercise and the Brain by John J. Ratey, M.D., and Eric Hagerman, which explores how aerobic exercise physically transforms the brain, improving mental health, cognitive function, and protecting against conditions like depression, ADD, addiction, and Alzheimer's. Be sure to like and subscri...

People in this episode

Host: Ethan

Guest: Katelyn O’Brien

Topics covered

  • exercise
  • wellness
  • mental health
  • cognitive function
  • nutrition
  • aerobic exercise

Keywords

  • exercise
  • brain health
  • mental wellness
  • cognitive function
  • nutrition
  • depression
  • ADD
  • addiction
  • Alzheimer's

Mentioned in this episode

Books & works: Spark: The Revolutionary New Science of Exercise and the Brain

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