Hank Green reveals Hodgkin lymphoma diagnosis.

YouTuber and science communicator Hank Green has announced that he has been diagnosed with Hodgkin's lymphoma, a blood cancer. Green is optimistic about his prognosis, stating that the type of lymphoma he has is very treatable and was caught early. He has asked his audience not to give him health care advice and to suggest movies, TV shows, and video games that are "not heavy at all."