Kate Middleton and Prince William are "more open" and "talk about their relationship together" amid her cancer journey, a source tells PEOPLE.

Kate Middleton did a surprise visit at the Royal Marsden Hospital, which she is a patron of now and a royal commentator compared her recent actions to Princess Diana

Kate Middleton disclosed her cancer diagnosis through a video shared on social media. The announcement came after she underwent a major abdominal surgery. Once the video was shared, the Princess of Wales dropped out of the public eye,

Kate Middleton shared that she was in remission nearly a year after she announced she was undergoing chemotherapy.

Catherine, Princess of Wales, said on social media that she is now in remissionfrom cancer, although she still has not shared what type of cancer she has.

A palace source tells People that the couple is "more open" now following Kate's battle with cancer, adding that the Prince and Princess of Wales "talk about their relationship to

Princess Kate and Prince William have shown unprecedented openness about their relationship following Catherine's cancer journey, according to sources close to the royal household. A source told People magazine that the Prince and Princess of Wales are "more open" now and "talk about their relationship together.

Kate Middleton has said it's a 'relief' to now be in remission following her cancer diagnosis, with one source suggesting the Princess of Wales had been struggling