Perhaps the hardest thing a spouse can do is become a caregiver for their other half. This may sound absurd since we all agreed to "for better or for worse, for richer, for poorer, in sickness and in health 'til death do us part."

Still, the task is not easy. I've been a caregiver, and I've been a patient. I believe being a caregiver is the more difficult task.

Throughout our marriage, my wife Melanie and I...