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human achievement

An MTV News video shows how much gymnastics has evolved over the decades.

In 1952, a 25-year-old medical student did what people had said was impossible. Roger Bannister made history when he ran a mile in under four minutes, shifting the sports world and challenging our ideas about the limits of athletic performance.

Since then, countless records have been set in every sport people play. We keep getting better and better, and just when we think someone has surely reached the pinnacle, someone else comes along to push the limit even further.

One sporting event where such constant improvement is made crystal clear is gymnastics. I remember how enthralled we all were with Mary Lou Retton's perfect 10 vaults when I was a kid, and now they look fairly basic. (Not to take anything away from her—at the time it was truly amazing, and she did execute them flawlessly.)

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