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"Back in the late ‘90s or early 2000s, you were instructed to eat a lot of pasta before the games...
"Back in the late ‘90s or early 2000s, you were instructed to eat a lot of pasta before the games and keep yourself hydrated and that was about it. We’re understanding things a little bit better now in terms of macro-nutrient and micro-nutrient needs, the value of proteins and fats. It’s still not finished. There’s still a lot that we don’t know."

