We often hear that Kadour Ziani has the world record for the vertical jump, but how does his performance compare to world-record high jumper Javier Sotomayor? Not a simple question. Continue reading

There are several methods of measuring vertical jump performance. Unless you’re going for a record, though, the most important thing is to use the same method so you can chart progress. Read on for more on the various methods available. Continue reading

Kadour Ziani is reputed to have jumped 60 inches, but unlike track and field records, it’s hard to find good documentation. Here’s what I could find out. Continue reading

Average vertical jump varies a lot depending on the study conditions, but here are some reasonable numbers for average vertical jump for women and men from a fit 20-something population, plus some other numbers from elite athletes. Continue reading