Another session sent in by one of our listeners, what does it do well and what could be improved? Check out the session below and then listen to our thoughts: 10 x 400m @ 100% VO2max with 400m easy jogging recovery (approx. For more free resources about improving endurance performance, sign up to our email list here: http://go.metsperformance.com.au/free-mets-mastermind