Martyna has always liked sports - running, volleyball, basketball, hockey - in each discipline she was successful. Her adventure with athletics started at the age of 12. She won her first medals in the provincial arena in the junior category over a distance of 600m. She started winning medals at the Polish championships as a junior in the 800m race and in cross-country running. Every year she stands on the podium of the national championships at 800m and 1500m, and in 2017 she won a bronze medal at the European Youth Championships and fourth place at the Universiade at 1500m. In 2018 she suffered three injuries, which ruled her out of competition for both the indoor and summer seasons, and 2020 - also due to injury, she was unable to prepare sufficiently to win another medal.