The Truth Behind Calories In vs. Calories Out, Calorie-Measuring Wearables, Age-Related Metabolism Changes, and Debunking Calorie Myths

In this episode, we dive deep into the world of calories with Hari Mix, a seasoned scientist with a PhD from Stanford, and founder of Calorify. 

We explore how calories work in our bodies, the myth of calories in versus calories out, and the true impact of exercise on our metabolism. 

Hari shares insightful science-backed methods for accurate calorie measurement and discuss groundbreaking ways to boost metabolic health. 

We talk about: 

12:30 - Hari’s journey in starting Calorify as a former elite athlete

17:00 - Effects of high altitude in calorie burn

20:00 - The science of how Calorify works

26:00 - Different use case scenarios on how your Calorify results can help you optimize your health

32:00 - How the energy equation works: calories in, calories out

40:00 - The interaction between exercise and the calories you burn

50:00 - The effect of pregnancy in your calorie consumption

58:00 - How your metabolism varies as you age

1:03:00 - The two things that greatly affect your metabolism

Questions answered in this episode:

  • What does the concept of calories in versus calories out mean?
  • How can caloric burn be measured accurately?
  • What scientific methods does Calorify use to measure daily caloric burn?
  • What is the recommended calorie intake during pregnancy and breastfeeding?
  • What impact does exercise have on total calories burned?
  • Why is it easier to achieve weight loss through diet rather than exercise?
  • How accurate are calorie intake estimates from different sources, including wearables and online calculators?
  • How does metabolism vary throughout different stages of life, such as childhood, adolescence, and after age 60?


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