Something's Killing Me

A high school volleyball player begins feeling fatigued and numbness in her arm. Soon after, she experiences double vision and loss of balance, making it clear she's suffering from something far more sinister than a sports injury.

Doctors and the CDC spend months investigating what links two honeymooners in California, a surfer in Hawaii and a toddler in Tennessee.

When Dr. Bill Linder collapses in his home hours after returning from a family trip, it's only the first sign that something is wrong.

Scientists tell Paul and Alison Frase that treating their child's rare disorder depends on finding a dog with the right genetic code.

A college student in Florida and an EMT in Michigan both come down with sore throats. What seems like a common cold soon spirals into something more serious.

Throughout human civilization, dreams and visions of death have been commonplace. Now, experts look at the science and possible meanings behind them.