Sorry you have to come on the rollercoaster ride. The forum is the best place to be for information and suggestions. You have a circle of friends who understand what you are going through. His being in good physical shape is a huge plus. His body will be able to recover faster. It is like being caught in a whirlwind, these weeks before treatment starts. Keep a notebook so that you can refer back to it as there will be information bombarding you from all quarters. It is important for him to get a hearing test before treatment starts to establish a baseline as radiation and chemo may impact the hearing. Make him eat eat, eat now, especially all his favorite foods. He will probably lose the extra weight put on during treatment.