No one likes being sick, but can you imagine catching a bug while hurling through space? Turns out, this is an issue that many space agencies have worked to study and mitigate. <b<br/>r/>

One potential avenue for cancer treatment uses electricity not from any outside machine, but from within our own bodies.

Even with scientifically controlled diets, astronauts can't yet safely prevent gas in space. What gives them gas, and why are they still eating it?

Howcast - Learn how to recognize and treat a heart arrhythmia from Dr. Dennis Finkielstein in this Howcast video.

Veterinarians at the San Diego Zoo discover a Tasmanian Devil has a heart condition, which results in a first-of-its-kind procedure.

As part of a routine health checkup, veterinarians at the San Diego Zoo discovered this little guy has an arrhythmia, or an irregular heart rhythm. See how they get him back to his usual active self.