How to Do Mountain Climbers Properly, Plus 4 Variations to Turn Up the Challenge
https://www.runnersworld.com/training/a65207681/mountain-climbers-for-runners/?utm_source=flipboard&utm_medium=activitypub
Posted into Training @training-RunnersWorld
How to Do Mountain Climbers Properly, Plus 4 Variations to Turn Up the Challenge
https://www.runnersworld.com/training/a65207681/mountain-climbers-for-runners/?utm_source=flipboard&utm_medium=activitypub
Posted into Training @training-RunnersWorld
This is a bonfire demo instance for testing purposes