Captioning a video of her riding through London on a motorbike, the Good Morning Britain host penned: "When the sun comes out so do the smiles! Come join me on @smoothradio 10 to 1 every weekday for the sunniest tunes - whatever the weather."
WATCH: Kate was all smiles riding through a motorbike on Tuesday
As she rode through Leicester Square, Kate exclaimed: "Wow what a morning, this is where London comes alive," and greeted a passersby who said good morning.
Kate and Derek married in 2005
A fan penned: "You're so amazing doing two jobs plus family and poorly hubby." A second wrote: "Wonderful day sun shining birds tweeting perfect."
A third added: "You are our hero, you see positivity in everything love and admire you so much."
A fourth said: "You just exude positivity and warmth."
Kate shared the emotional update on Instagram
The happy update comes just days after the mother-of-two opened up about feeling "exhausted and very fretful" in a candid post to her followers.
"Captioning a video of her "happy place", she penned: "So Derek has been in and out of hospital a lot recently - hopefully the wonderful health teams will help him improve but I woke up early feeling exhausted & very fretful.
"As you know my garden is my #happyplace so came out for some #calm and to get stuck into some weeding & planting.
Kate and Derek's home has been adapted since his illness
"It’s been ages since have been able to & I really missed it but nature hasn’t me.
"The flowers are blooming, fruits growing , leaves dancing in the breeze. Am sure there’s a message in there somewhere for how life finds a way, and I certainly feel better for being in amongst it.
"Now to get my hands dirty & get stuck in! #happysundayeveryone and hope you find some joy!"
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