She began her journey in athletics at the age of six at the school of Olympic Reserve in Vinnytsya. Her dedication to the sport has been evident from a young age, leading her to achieve significant milestones in her career.

| Season | Event | Rank |
|---|---|---|
| 2008 | Women Heptathlon | G Gold |
| 2004 | Women Heptathlon | 8 |
In 2008, she won an Olympic gold medal, a feat that earned her the national sports title of Honoured Master of Sport. This recognition marked a high point in her career, celebrating her exceptional talent and hard work.
In 2010, she was named Miss Sports Ukraine, highlighting her prominence in the sports community. This accolade added to her list of achievements, further solidifying her status as a top athlete.
Her elder sister, Viktoriya Dobrynska, is also a pentathlete. This shared passion for athletics within the family underscores their commitment to the sport and their mutual support for each other's careers.
In March 2012, she faced a significant personal loss when her husband and coach, Dmytro Polyakov, passed away after a long battle with cancer. This event was a challenging period for her, impacting both her personal and professional life.
Looking ahead from July 2024, she plans to continue contributing to the field of athletics. Her future ambitions include coaching young athletes and promoting sports education. These plans reflect her ongoing commitment to the sport and her desire to inspire the next generation of athletes.
Her journey in athletics is marked by early beginnings, significant achievements, and personal challenges. Her story continues to inspire many in the sports community.
She began her journey in athletics at the age of six at the school of Olympic Reserve in Vinnytsya. Her dedication to the sport has been evident from a young age, leading her to achieve significant milestones in her career.