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

There were many factors. Technological advancements were crucial, from track materials and shoe quality to the machines used in training. Improved nutritional knowledge and training planning also play a role. While doping is undeniable in elite sports, it’s not the only relevant factor.

Another significant point is that at the beginning of the 20th century, the world population was nearly five times smaller than it is today