When my husband, Steve, was diagnosed with stage IV melanoma, he was given six to nine months to live. That was almost three years ago.

After Steve underwent several rounds of biochemotherapy, a major surgery, Zelboraf and Yervoy, doctors performed scans and found no evidence of disease (NED). Now our family is getting ready for another round of scans to see if Steve is still NED.

Regardless of the outcome, we've learned...