MAASTRICHT, THE NETHERLANDS - OCTOBER 25, 2015: Female fitness model flexes her muscles and shows her best physique Stock Photo - Alamy

MAASTRICHT, THE NETHERLANDS - OCTOBER 25, 2015: Male bodybuilder flexes his muscles and shows his best chest pose Stock Photo - Alamy

MAASTRICHT, THE NETHERLANDS - OCTOBER 25, 2015: Female fitness model flexes her muscles and shows her physique in a back pose Stock Photo - Alamy

MAASTRICHT, THE NETHERLANDS - OCTOBER 25, 2015: Female figure model Larissa van Meerten celebrates her victory Stock Photo - Alamy

MAASTRICHT, THE NETHERLANDS - OCTOBER 25, 2015: Male bodybuilders flex their muscles and shows their best front pose on stage Stock Photo - Alamy

MAASTRICHT, THE NETHERLANDS - OCTOBER 25, 2015: Female fitness bikini model Kimberly Goethals shows her best side pose on stage Stock Photo - Alamy

Female Bodybuilder Flexes Her Muscles To Show Her Physique Editorial Stock Image - Image of individual, documentary: 68934589

MAASTRICHT, THE NETHERLANDS - OCTOBER 25, 2015: Female fitness bikini model Eline Demeulemeester shows her best front pose Stock Photo - Alamy

MAASTRICHT, THE NETHERLANDS - OCTOBER 25, 2015: Female fitness model Katja Boons in evening dress shows her best physique Stock Photo - Alamy

MAASTRICHT, THE NETHERLANDS - OCTOBER 25, 2015: Female fitness bikini model Larissa van Meerten shows her best front pose Stock Photo - Alamy

MAASTRICHT, THE NETHERLANDS - OCTOBER 25, 2015: Male bodybuilder flexes his muscles and shows his best front double biceps pose Stock Photo - Alamy