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Two people in the middle of HIIT workout

Steady State Cardio vs. High Intensity Interval Training (HIIT)

Health By Principle explores if steady state cardio or high intensity interval training (HIIT) are better for your wellness. We use research to debate the pros and cons, and give you a science-driven answer to this fitness question. 
Breaking bad habits to build good habits

10 Tips to Make Exercise a Habit

Make exercise a habit with these 10 helpful tips! Understanding the science of habits and how they work enables us to make and keep them.

by Health By Principle on August 26, 2025  in Exerciseexercise and mental healthhealthy lifestylehealthy living
Microbiome intestine factories and microbiota. Gut health. Microvilli with factories in intestine.

The Microbiome and Fitness Connection: Do You Have the Gut(s) to Exercise?

 The gut is now being called the second brain and its power to alter human behavior is fascinating scientists. Now, experts think that the microbiome is connected to our fitness level, but how and to what degree?  
The Super Back-to-School Immune Support Strategy

The Super Back-to-School Immune Support Strategy

Back-to-school season is full of new classes, and new germs! Plan your super back-to-school immune support strategy to stay healthy!

Cups of water

Water Alone Isn’t Enough

It can be shocking to learn that you can drink water all day and still be dehydrated. But, water itself does not hydrate your cells. For water to be absorbed and used properly in the body, it needs electrolytes too. 

TTFD: The Superior Form of Thiamine for Enhanced Energy, Brainpower, and Overall Health

TTFD: The Superior Form of Thiamine for Enhanced Energy, Brainpower, and Overall Health

Explore the transformative potential of TTFD, a superior form of thiamine, in enhancing energy, cognitive function, and overall well-being. The advantages of TTFD over traditional thiamine supplements, include its enhanced bioavailability, ability to cross the blood-brain barrier, and support for vital metabolic processes and cellular health. Delve into the key benefits of TTFD, such as improved memory, reduced anxiety, and heightened dopamine levels, while also understanding the importance of addressing thiamine deficiency and factors affecting absorption.

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