The "GMA" co-anchor and breast cancer survivor underwent a bone marrow transplant to treat myelodysplastic syndrome, a rare blood disorder.
After months of recovering at home, she has been cleared by her doctors to go back to work later this month.
"What a difference a year makes," Roberts said in a statement Thursday.
"I cannot wait to return to my 'GMA' family. It's going to be an incredible morning in Times Square. The overwhelming thoughts and prayers of the viewers have played a major part in getting me here today. I cannot thank everyone enough."
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