Integrate intervalls into your training

Every week we publish a training tip at this point. Follow this and stay in shape.
"Those who want to become faster need to run intervals regularly. Examples: 5x 4 min or 10x 1 min."

Every week we publish a training tip at this point. Follow this and stay in shape.
"Those who want to become faster need to run intervals regularly. Examples: 5x 4 min or 10x 1 min."