Robin Roberts returned to Good Morning America six months after leaving the show for cancer treatment. Oncologist Mikkael Sekeres talks about the challenges of returning to work while battling a serious illness.

Even With Cancer, Laughter Helps
"Laughter is the best medicine" is a cliché, but it’s common for a reason. Oncologist Mikkael Sekeres, MD, talks about how his gentle teasing of his patients helps them feel better.

How to Handle a Cancer Diagnosis
An expert offers ways to cope with, and think about, a life-altering event like a cancer diagnosis.

MDS: Myelodysplastic Syndrome
Ninety percent of Myelodysplastic Syndrome (MDS) cases have no known cause. The remaining 10 percent of MDS cases arise as a result of treatment for other cancers.




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