The couple were forced to announce that they were expecting their third child when she had to cancel a public appearance on 4 September due to sickness.
Duchess Kate is back at work, having finally turned a corner in her battle with the severe morning sickness that's dogged her through all three pregnancies and kept her from Prince George's first day of school last month.
"Hello, mental health is how we feel and think", Middleton, 35, said in the video.
A palace rep confirmed that Catherine is still affected by HG, but said her condition is improving.
So far, no further royal engagements have been announced for the Duchess of Cambridge and its understood this appearance does not mean she will be resuming full royal duties just yet.
Nicolas Hulot veux taxer le béton pour protéger les terres agricoles
Centres commerciaux, bureaux, logement: chaque année, le béton avale les terres agricoles. C'est Le Parisien qui révèle l'information.
If Kate Middleton is absent since the announcement of her pregnancy, her return has recently been announced.
About a month ago, Kate Middleton announced her third pregnancy.
Jess is a curly-haired Jersey girl who adores penguins and watches the worst reality shows on TV.
Glad to hear it! It will not be long before we see the Duchess of Cambridge again. However, Beatrice and Eugenie might be among the godmoms.
P.S. We're LOVING Kate's little baby bump! Pictured: Middleton visits The Sunken Garden at Kensington Palace on August 30, 2017 in London.
'Catherine has been inspired by the work being done to support children, parents and teachers to prioritise mental health from the earliest years of life.