Why did we choose proton beam therapy to treat our cancer? Because we want to live to a ripe old age while retaining our youth, or a reasonable facsimile thereof. Maybe youthfulness is a better word. And maybe it should be regaining, not retaining. Whichever words you choose and however you look at it, that’s what we want. But truth be told, we’d really prefer not to have to work so hard for it. The older we get, the younger we wish we were, and we try everything imaginable …
