Complex sentence: Kim spent most of her childhood in hospital starting in Great Ormand street London at the age of three weeks, and continued to more hospital visits in Surrey and Hampshire England where at the age of ten she spent four years in a hospital bed.
Split into simpler sentences: Kim spent most of her childhood in hospital starting in Great Ormand street London at the age of three weeks, and continued to need further hospital stays in Surrey and Hampshire England. At the age of ten she spent four years in a hospital bed.