Early in her career Page struggled with the
yips (a loss of
fine motor skills in athletes) for two years which affected her confidence and performance, but she overcame it in 2010 with the help of a confidence coach. She competed in her first
World Championships in 2010, where she finished fourth in the individual event. but won the individual gold medal at the 2012 World Cup in
Sofia. She won three successive British Championship titles between 2013 and 2015, and was a member of the British teams that won gold at the
2013 World Championships, and
2016 European Championships. At the
2016 Olympic Games in Rio de Janeiro, Page and her British teammate
Kat Driscoll became Great Britain's first ever finalists in trampolining, with Page qualifying in seventh position. During the final she posted a score of 56.040 which put her in the lead, until defending champion
Rosie MacLennan scored 56.465 dropping Page into the second place. Page won the silver medal, the first time that any British trampolinist had won an Olympic medal. At the
2020 Olympic Games in Tokyo, Page won a bronze medal. Later that year, Page won individual gold and was part of the team that won bronze in the team event at the
2021 World Championships. Page won gold in both the individual and, partnering with
Isabelle Songhurst, the synchro event at the
2022 European Trampoline Championships in
Rimini. At the
2022 World Championships, she was part of the Great Britain squad which won the all-round team gold medal and also claimed individual and women's team silver. Page won the individual gold medal at the
2023 World Championships in
Birmingham along with bronze in the women's synchro, partnering with
Isabelle Songhurst, and bronze in the all-round team competition. Repeating her feat of two years earlier, she won individual and, again alongside Isabelle Songhurst, synchro gold at the
2024 European Trampoline Championships in
Guimarães. Page won gold at the
2024 Summer Olympics in
Paris, the first trampoline gold won by a British gymnast. Page was one of the Great Britain flag-bearers at
the closing ceremony alongside triathlete
Alex Yee. In November 2024, Page announced she was going to train with
Cirque du Soleil in
Montreal with the aim of joining the group on tour the following year. Teaming once more with Isabelle Songhurst, she won a silver medal in the women's synchro competition at the
2025 Trampoline Gymnastics World Championships as well as claiming a bronze medal in the mixed all-around team event. ==Awards and honours==