Right now, the world of infectious disease is looking incredibly optimistic.

A lab tech preps a test. Photo by Tony Karumba/AFP/Getty Images.

I know that might sound kind of weird. We don't often hear the words "infectious disease" and immediately feel all excited and hopeful. But we're actually making tremendous, tangible, changing-someone's-life progress every day.

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Heroes

"Chemotherapy is brutal. The goal is pretty much to kill everything in your body without killing you."

That's what Rashida Jones said in Oprah Magazine back in 2009 while discussing her mother's cancer.

Jones at the 2010 Stand Up to Cancer event. Jones has been an outspoken advocate for supporting cancer treatment. Photo by Handout/Getty Images.

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Heroes