Many of you may know Anna von Boetticher as Germany's top female freediver. I've been watching her with awe as she handles some pretty hefty life and health challenges, seems to get the work-life balance spot-on with managing her bookshop in Berlin, her relationship in London and her holidays and depth training and competitions everywhere else in the world, and transforms her body into a lean, mean cross-fit machine!
Read MoreThe equalisation king! Meet Andrea Zuccari
The determination and professionalism behind this Andrea's drive to help us understand the mystery and mastery behind equalisation, from frenzel, to hands-free and mouthfill, only grows stronger.
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