Changes started subtly for two-year-old twins Addi and Cassi. Doctors searched for a diagnosis as the girls' symptoms worsened, and physicians discovered each girl had a genetic disease. S2 Ep4
Seven Chicago residents died under mysterious medical circumstances. Diagnoses included cardiac arrest, stroke and aneurysm. However, a connection is made to all seven victims. S2 Ep6
Mark Staudte abruptly became ill. He experienced seizures and his skin turned yellow. Within 48 hours, Mark died, and five months later, his son developed similar symptoms. S2 Ep5
Seven Chicago residents died under mysterious medical circumstances. Diagnoses included cardiac arrest, stroke and aneurysm. However, a connection is made to all seven victims. S2 Ep6
Mark Staudte abruptly became ill. He experienced seizures and his skin turned yellow. Within 48 hours, Mark died, and five months later, his son developed similar symptoms. S2 Ep5
Changes started subtly for twins Addi and Cassi, but after medical testing it was discovered they had a strange, genetic disease that causes progressive neurological deterioration. S2 Ep4
Thomas Rybinski was treated for suspected meningitis, but his condition worsened. When other patients began to have the same symptoms, doctors had to act fast to save lives. S2 Ep3
Changes started subtly for twins Addi and Cassi, but after medical testing it was discovered they had a strange, genetic disease that causes progressive neurological deterioration. S2 Ep4
Thomas Rybinski was treated for suspected meningitis, but his condition worsened. When other patients began to have the same symptoms, doctors had to act fast to save lives. S2 Ep3
What really happens when we die? For thousands of years, the dreams and visions of the dying have captivated cultures. But what are they - what causes them? And are they real? S3 Ep6
What really happens when we die? For thousands of years, the dreams and visions of the dying have captivated cultures. But what are they - what causes them? And are they real? S3 Ep6
Several doctors and CDC authorities spend months trying to figure out what California honeymooners, a surfer in Hawaii and a toddler in Tennessee have in common. S3 Ep5
Several doctors and CDC authorities spend months trying to figure out what California honeymooners, a surfer in Hawaii and a toddler in Tennessee have in common. S3 Ep5
Dr. Bill Lidner collapses after returning home from a family trip overseas; his daughters find him bleeding; they don't know it, but it's the first sign that something's very wrong. S3 Ep4
Dr. Bill Lidner collapses after returning home from a family trip overseas; his daughters find him bleeding; they don't know it, but it's the first sign that something's very wrong. S3 Ep4
Paul and Alison Frase were told their child's disorder had no treatment and no cure. Scientists tell them their one hope depends on finding a dog and the right genetic code - the search begins. S3 Ep3
Paul and Alison Frase were told their child's disorder had no treatment and no cure. Scientists tell them their one hope depends on finding a dog and the right genetic code - the search begins. S3 Ep3
Florida college student Lindsey Meyer and Michigan E.M.T Kevin Nesbit both come down with a painful sore throat. What seem like cold symptoms, soon spiral into a life or death situation. S3 Ep2
Florida college student Lindsey Meyer and Michigan E.M.T Kevin Nesbit both come down with a painful sore throat. What seem like cold symptoms, soon spiral into a life or death situation. S3 Ep2
Jeanna Giese complains to her parents that she's fatigued and has numbness in her arm. Doctors speculate that it might be Lyme disease or West Nile, but what Jeanna has is far more sinister. S3 Ep1
Jeanna Giese complains to her parents that she's fatigued and has numbness in her arm. Doctors speculate that it might be Lyme disease or West Nile, but what Jeanna has is far more sinister. S3 Ep1
Seven Chicago residents died under mysterious medical circumstances. Diagnoses included cardiac arrest, stroke and aneurysm. However, a connection is made to all seven victims. S2 Ep6
Seven Chicago residents died under mysterious medical circumstances. Diagnoses included cardiac arrest, stroke and aneurysm. However, a connection is made to all seven victims. S2 Ep6
Mark Staudte abruptly became ill. He experienced seizures and his skin turned yellow. Within 48 hours, Mark died, and five months later, his son developed similar symptoms. S2 Ep5
Changes started subtly for twins Addi and Cassi, but after medical testing it was discovered they had a strange, genetic disease that causes progressive neurological deterioration. S2 Ep4
Changes started subtly for twins Addi and Cassi, but after medical testing it was discovered they had a strange, genetic disease that causes progressive neurological deterioration. S2 Ep4
Thomas Rybinski was treated for suspected meningitis, but his condition worsened. When other patients began to have the same symptoms, doctors had to act fast to save lives. S2 Ep3
Thomas Rybinski was treated for suspected meningitis, but his condition worsened. When other patients began to have the same symptoms, doctors had to act fast to save lives. S2 Ep3
Neurologist Dr Autumn Klein collapsed and was rushed to hospital, but after three days in ICU she passed away. Doctors investigate the mysterious cause of death. S2 Ep2
Neurologist Dr Autumn Klein collapsed and was rushed to hospital, but after three days in ICU she passed away. Doctors investigate the mysterious cause of death. S2 Ep2
After a family vacation, Kyle Lewis gets a headache and a high fever. Initially diagnosed with meningitis, doctors started treatment, but quickly realised it is something else. S2 Ep1
After a family vacation, Kyle Lewis gets a headache and a high fever. Initially diagnosed with meningitis, doctors started treatment, but quickly realised it is something else. S2 Ep1
In 2001, patients show up at hospitals with mysterious bacterial infections. Detectives are called in to trace the origins and discover they're dealing with something sinister. S1 Ep6
In 2001, patients show up at hospitals with mysterious bacterial infections. Detectives are called in to trace the origins and discover they're dealing with something sinister. S1 Ep6
Charles Cullen was a Critical Care Nurse. When patients die mysteriously during his shifts, authorities begin to investigate. A hospital co-worker helps them crack the case. S1 Ep5
Charles Cullen was a Critical Care Nurse. When patients die mysteriously during his shifts, authorities begin to investigate. A hospital co-worker helps them crack the case. S1 Ep5
A rare genetic disease that prevents sufferers from sleeping becomes more extreme until causing death. Follow patients as they take part in research studies hoping to find a cure. S1 Ep4
A rare genetic disease that prevents sufferers from sleeping becomes more extreme until causing death. Follow patients as they take part in research studies hoping to find a cure. S1 Ep4
When Dr. Benjamin Gilmer took over a medical practice from a doctor who had murdered his own father, he investigates to find out if there could be a medical reason for the crime. S1 Ep2
Susan Callahan battled illness for a year, leading to a diagnosis of paranoid schizophrenic. However, a simple test would reveal the real cause of her illness. S1 Ep1
After a family vacation, Kyle Lewis gets a headache and a high fever. Initially diagnosed with meningitis, doctors started treatment, but quickly realised it is something else. S2 Ep1
After a family vacation, Kyle Lewis gets a headache and a high fever. Initially diagnosed with meningitis, doctors started treatment, but quickly realised it is something else. S2 Ep1
In 2001, patients show up at hospitals with mysterious bacterial infections. Detectives are called in to trace the origins and discover they're dealing with something sinister. S1 Ep6
In 2001, patients show up at hospitals with mysterious bacterial infections. Detectives are called in to trace the origins and discover they're dealing with something sinister. S1 Ep6
Charles Cullen was a Critical Care Nurse. When patients die mysteriously during his shifts, authorities begin to investigate. A hospital co-worker helps them crack the case. S1 Ep5
Charles Cullen was a Critical Care Nurse. When patients die mysteriously during his shifts, authorities begin to investigate. A hospital co-worker helps them crack the case. S1 Ep5
A rare genetic disease that prevents sufferers from sleeping becomes more extreme until causing death. Follow patients as they take part in research studies hoping to find a cure. S1 Ep4
When Dr. Benjamin Gilmer took over a medical practice from a doctor who had murdered his own father, he investigates to find out if there could be a medical reason for the crime. S1 Ep2
When Dr. Benjamin Gilmer took over a medical practice from a doctor who had murdered his own father, he investigates to find out if there could be a medical reason for the crime. S1 Ep2
Susan Callahan battled illness for a year, leading to a diagnosis of paranoid schizophrenic. However, a simple test would reveal the real cause of her illness. S1 Ep1
Susan Callahan battled illness for a year, leading to a diagnosis of paranoid schizophrenic. However, a simple test would reveal the real cause of her illness. S1 Ep1