Polar Blog

For ambitious athletes
who love sports, sweat and data

Inspiring athlete stories and tried and tested pro tips on training, racing and recovery.

Featured articles

Polar Flow Now Connects With Runtastic

You can now automatically export your runs from Polar Flow to Runtastic. Read more.

Are You Over-Exercising? How To Avoid The “Too Much Of A Good Thing” Situation

How Heart Rate Helps You Personalize Group Fitness Classes

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5 Telltale Signs You’re Not Working Out Hard Enough

If you need to ask “Am I working hard enough?”, the chances are you’re not. Here are five telltale signs that you could be pushing your body harder.

Why Your Go-To Core Exercises Don’t Work

How Many Times a Week Should I Work Out?

5 Reasons Why You’re Not Getting Stronger

Fitness Strength Training

Cardio Vs. Strength Training – Or Should You Do Both?

Fitness HIIT Strength Training

8 Reasons Why You’re Not Seeing Results From Working Out

From Road Running To Trail Running – 3 Tips To Make The Transition

Trail running

10 Hardest Trail Races In The World

How Swimming Workouts Can Make You A Better Runner

Fitness Running