At the 2022 Winter Olympics, representing the Russia Olympic Committee, she won a bronze medal as part of the mixed relay team and a silver medal as part of the women's relay team.

She started competing in the World Cup in the 2019–20 season, but the best she achieved was an 18th position in one of the races.

[2] Reztsova missed the 2020–21 season due to the birth of her daughter.

[3] After she returned to competitions, in the 2021–22 season, Reztsova achieved her first top-10 finish in an individual World Cup race, and eventually four podium finishes.

All results are sourced from the International Biathlon Union.