Complex sentence: Ralston is taken to a hospital where he recovers, and is fitted with a prosthesis, and continues his hobbies of climbing canyons and mountains, along with starting a family of his own.
Split into simpler sentences: Ralston is taken to a hospital where he recovers. He is fitted with a prosthesis, and continues his hobbies of climbing canyons and mountains, along with starting a family of his own.