Eli5: From the early 20th century until now the 100m sprint world record has improved for over a second. Is it only better training, or have the doping methods developed to the point of being undetectable?

Question

Eli5: From the early 20th century until now the 100m sprint world record has improved for over a second. Is it only better training, or have the doping methods developed to the point of being undetectable?

In: Biology

Answer 1

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