Kate Middleton, like anyone who has been diagnosed with cancer, has been through a tough year. After announcing she'd completed chemotherapy in September, she's slowly been returning to royal duties as she continues to recover—and one royal biographer claims that faith has been a part of cancer journey.

After a year that has seen Kate Middleton battle cancer and complete chemotherapy, the Princess of Wales has been looking towards faith in order to find inner peace. Royal biographer Robert Hardman wrote in the updated version of his book,

Kate Middleton has become 'more interested' in faith following her cancer diagnosis, according to royal biographer Robert Hardman's latest book, 'King Charles III.'

The Princess of Wales is 'more interested' in her faith since she was diagnosed with cancer, according to a royal insider. Robert Hardman revealed that Kate, 42, and her husband, Prince William, have different beliefs on faith and religion.