The couple's Royal Foundation is launching a £1.8million fund to support mental health projects.
Kate made the comments while speaking to families involved in BBC project, Tiny Happy People.
William and Kate met Suzie Vaughan, who had to stay away from her daughters for two months because of her hospital job.
Princess Diana died much too soon, but her memory lives on in her family. Hello! magazine reports that her daughter-in-law often honours her in subtle ways. Take a look at the video above to discover how the Duchess of Cambridge pays tribute to
Kate told a fellow garden centre shopper she hadn't been able to see her parents since lockdown.
Kate narrated a message to mark what should have been the first day of Wimbledon.
The 38-year-old had fans flocking to buy her printed puff sleeve midi-dress after a visit to a hospice in Norwich over the weekend.
The duchess said Prince George is grumpy about his little brother's winning flower.
Princess Victoria of Sweden might have been the Duchess of Cambridge's influence for her at home photos.
It's the first time the duchesses have carried out an engagement together, without their husbands.