Career
In the 1958 World Championships, the silver and bronze pairs from Poland included one woman each. This included four straight golds (1952–1955), one silver (1956), and one bronze (1951).
In the 1958 World Championships, the silver and bronze pairs from Poland included one woman each. This included four straight golds (1952–1955), one silver (1956), and one bronze (1951).
She won five medals at the FIL World Luge Championships with two golds (Women"s singles: 1957, 1960) and three silvers (Women"s singles: 1955, 1959. Doubles: 1955). Her silver in the doubles event in 1955 with her brother Josef was the first time a woman ever won a medal in a doubles event at a World Championships, Winter Olympics, or European Championships until the debut of a mixed team event at both the European and World Championships in the late 1980s. At the European championships, Isser won six medals in the women"s singles event.