During this part of the interview Philipp Halfmann introduces his new book and talks about what it takes to see improvements and how much time you need to invest. Watch the entire clip and find out for yourself!
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About Philipp Halfmann
Content crafter at Tennis Conditioning. You can find me on the ITF/WTA/ATP tour coaching tennis players or online writing about tennis, strength & conditioning, exercise science or health-related issues. Champions find a way, losers find excuses!
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