Ideally, you should have a set running routine ... that focuses on all these exercises will dramatically improve your surfing endurance, and pretty soon you'll be able to ride the waves for ...
When taking part in a continuous activity such as running that increases the heart ... “There is no evidence that a keto diet can improve endurance performance, and plenty that it can’t.
VO2 max is a good indicator of your aerobic fitness. Find out what that means for your running, and how to dial your training to increase your VO2 max.