Gaber won the second gold medal for Egypt in Greco-Roman wrestling, the other being from the 1928 Summer Olympics.

[1] Gaber competed in a mixed martial arts match against Kazuyuki Fujita (Greco-Roman Wrestling) at K-1's Dynamite event on 31 December 2004.

[4] In 2015, Gaber was a favorite to win another world gold at the 2016 Olympics with long time personal coach Jakob Panotas.

In February 2024, he announced his retirement due to an injury which prevented him from competing at the African Wrestling Olympic Qualification Tournament for the 2024 Summer Olympics,[5] and he reconsidered recently and participated in a championship for veterans[5] winning Gold Medal in 2023 and Bronze Medal in 2024,[6][7]in Addition Karam Gaber is certified as Professional wrestling Coach [8]and An actor in several movies along with being Brand Ambassador for several brands.

Gaber latest acting in the highly awaited series (Al Ghawy) that will be aired during the Holy Month of Ramadan (March 2025)[9]