Before Theo Fry's first birthday he had 17 operations - two of those were major heart ops.
He also had blood poisoning but kept fighting despite 25 heart attacks in 24 hours.
Doctors think that's the most anyone's survived in a day.
Now, at nineteen months old, his family hope his health worries are behind him.
Amy Welch has been to Salford to meet Theo and his family: