Charles is said to be doing a series of bodyweight exercises each day to keep fit.
William and Kate have made changes online in the last few months.
The duchess is using Instagram to encourage budding and experienced photographers for her project.
Harry called young people who are delivering food and medicine to their neighbours.
Hugh Grosvenor made the donation to a project researching the mental health of the UK in lockdown.
William talked about helping his kids with their Maths work during a documentary on mental health.
The duchess plays the ship's captain and will be in the same episode as Lupita Nyong’o.
Duchess of Cambridge was described as furious at the extra workload, but Kensington Palace said the piece was inaccurate.
The prince wrote to the Halo Trust to offer his support to the work they've continued during the pandemic.
The Prince of Wales shared a picture of his work from home desk as he was interviewed by Alan Titchmarsh.
William spoke to care workers around the UK about the difficulties of working during the pandemic.
Over the years, the four younger royals have led the way by speaking about their own mental health.