Watch Isaiah Rivera achieve an insane vertical jump at the gym! Witness the impressive athleticism and power on display.

For Mike's peers, that 48 inches is more than just an incredible record. According to Lindsey Hunter, who played with two of the most decorated high-flyers in NBA history, Kobe Bryant and Vince Carter ...

If you want me to coach you personally to jump higher click here: If you want a FREE week of jump training click here: My name is Isaiah Rivera and I have the highest officially tested vertical on the ...