Polar Journal

It's Time to Run Now.

The latest Polar news, expert advice, and hottest topics in sports, fitness, and training.

Don't want to miss a thing? Sign up for our newsletter to stay in the know.

Filter By

Most recent

Why Training With Altitude Can Give You the Competitive Edge

Many elite athletes head for the mountains to improve their competition times. Here’s the low-down on high-altitude training.

Workout

I asked ChatGPT to be my running coach. This is the plan.

Running

Polar x HeiaHeia makes corporate wellness programs social and fun

Polar for Business Corporate Wellness

How to Speed Up Muscle Strain Recovery

Workout Recovery From Exercise

Insights into an Elite Team: How an NHL Performance Coach Balances Training and Recovery

Athletes Elite Ice Hockey

too much rem sleep

Can You Have Too Much REM Sleep?

Sleep and Recovery Sleep

sugar before workout

Sugar Before, During, and After Your Workout: How It Can Help Your Training

Workout Nutrition

Can Technology Help With Managing Your Stress?

Sleep and Recovery Mental Health Stress Relief

Fitness Assessment: Try These Polar Tests

Heart Rate Training Fitness

Most popular

Why Training With Altitude Can Give You the Competitive Edge

Workout

I asked ChatGPT to be my running coach. This is the plan.

Running

Polar x HeiaHeia makes corporate wellness programs social and fun

Polar for Business Corporate Wellness

How to Speed Up Muscle Strain Recovery

Workout Recovery From Exercise