How much you need to drink depends on a lot of factors. Are you training outside? Is it hot? Is it cold? There are a lot of factors to take into consideration.
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Fitness is the most important aspect in this sport. You've got to feel good.
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I grew up there and played all the youth teams at Borussia.
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I think it's crucial for athletes to get plenty of fluids whether their regime is intensive or not. For me, generally, I eat and drink a lot so that I'm always at the top of my game.
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To score in the World Cup final is not a small story, of course. Every footballer dreams of it: first to become a world champion and then, even better, to score in the final. This happened to me, and I'm glad.
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Of course I can imagine extending my contact at Dortmund. I have always said how at home I feel here.
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For me, it's important to perform in my club and with the national team as well.
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The metabolic disturbances are now part of my life.