Monsters Inside Me - Season 4

A 7-year-old girl fights a centuries-old disease; a yoga instructor discovers what she thought was influenza is actually a flesh-eating disease; a state-wrestling champion travels abroad but picks up a deadly disease while there.

A 2-year-old boy swallows something horrific; a teenage ballerina suffers debilitating migraines from an infection; a preacher thinks he has a worm in his eye.

A deadly infection puts a man through organ failure; an 8-year-old girl is infected with a disease that kills almost all it infects; a college student has something devouring his eyeball.

A two-year-old girl has a mysterious lump on her neck; a mother-of-two is plagued by nausea and stomach cramps for four years before finally discovering what's wrong; a 5-year-old boy writhes in pain when his own body sends immune cells to attack itself.

A young boy's summer vacation grinds to a halt when a deadly monster attacks; a man suffers bizarre hallucinations before being hospitalized; a former beauty queen suffers an extreme case of asthma.

A woman travels to Burkina Faso only to fall ill when a parasite strikes; a deadly infection threatens to suffocate a young mother; a baby boy has roundworms eating his brain.

A teenage boy survives being sucked into a tornado, but his trauma wounds become the open door for a deadly fungus that threatens to take his life; a young couple travel to Africa only to get ugly spots on their skin; brain lesions cause a man to have violent outbursts.

A teenage boy accidentally swallows a dangerous foreign object; brain-eating monsters present a teenage girl with encephalitis; an industrial painter struggles to breathe and walk when intruders invade his body.

A young couple return home for the holidays to discover a monster has joined them on the trip home; a man's crippling back pains leave him hospitalized; a young woman struggles to breathe after she is infected with a deadly fungus.

A newborn baby has a parasite that's eating at his brain, leaving him blind; a young boy has a mysterious brain infection; a part-time contractor has parasites in his lungs.