Robyn was born five weeks early and because her lungs weren't flexible, crying allowed too much air to get inside too fast.
Ashlee Graham was planning on having a hospital birth but was forced to change her plans after her partner was declared high risk of COVID-19.
The baby was diagnosed with three congenital heart problems just after his birth.
The Countdown star said she felt "guilty" for liking being at home with her family.
Joseph Kelley Hook had to have his right testicle removed after a cancer diagnosis.