There are currently between 6,000 and 7,000 rare diseases that, together, affect from 25 to 30 million Americans -- but patients and advocacy groups say it can be a difficult road gaining ...

The research team’s innovative approach to studying this rare cancer in dogs as a model for human disease could accelerate the development of effective treatments for both species.

Rare, but potentially deadly Unlike rabies, which causes roughly 59,000 human deaths annually, predominantly in Africa and Asia, human infection with bat lyssavirus is extremely rare.