Davis is a part-time marathon runner, and as of 2021, she did not have a sponsor. Davis' first marathon was the
2018 Berlin Marathon, which she entered with her partner and a few friends. She finished in a time of 2:41:16. She ran the
2019 London Marathon in the mass participation event and with a hip injury. She finished in 2:32:38. and the third fastest ever by a Scottish woman. Davis had been scheduled to compete at the
2020 London Marathon, until it was postponed due to the
COVID-19 pandemic. It would have been her first marathon starting with the elite field. Later in the year, she was scheduled to compete at the
2020 World Athletics Half Marathon Championships, She had qualified to compete due to her time at The Big Half event, She won the race by over three minutes, Her finishing time of 2:27:16 was a personal best, and was over two minutes inside the Olympic qualifying time of 2:29:30. In April 2022, Davis was selected for the
marathon event at the
2022 Commonwealth Games. It was scheduled to be her first appearance for Scotland, though she later withdrew from the squad due to a foot injury. ==Personal life==