"Please understand this is because his blood pressure is still quite high ... he is very tired and needs to heal," she posted.
But even in the middle of the health scare she wrote he was still cracking jokes.
"PPS just something gorgeous about Willy ... he still has a sense of humour ... He asked me yesterday how many views and Likes we had gotten on our new wee TVC advert xx."
It had now had more than 2300 views after being posted on Monday.
Ms Heazlewood said de Wit and his family was grateful for the support at this trying time.
"Thank you for your prayers as I'm sure you are all as devastated as myself and Willy's family."
Willy De Wit's career has spanned 30 years in radio, television and live comedy.
He currently works as a brand manager for Suzy H skin products.