These killers lie dormant, waiting for the right time to strike. These stealthy predators get inside their hosts, yet work on very different timetables. Dangerous and often hard to detect, this is the story of the war on Sleeper Cell Parasites. Written by Anonymous

Across the US, doctors and scientists are fighting a war against some of natures deadliest creatures - parasites. Doctors race against time to unlock the mystery of the worst parasitic outbreaks in the history of the United States.

Bed bug infestations, maggots growing in a man's scalp, and parasitic worms breeding in the human lungs. Sex Maniacs explores the different strategies parasites use to reproduce.

A parasite that's intent on eating a teen's cornea, a runner contracts a tick-born illness, and a parasitic worm ravages a 72 year-old man's bowels. Masters of Disguise examines the various ways parasites use disguise and deception to trick their victims. Written by Anonymous

In Virginia a young woman is attacked by an invincible brain eating monster that threatens to take her life. A Midwestern farmer does battle with a beast that cannot be killed and a New Yorker is infected with the deadliest parasite on the planet. Written by Anonymous

In Virginia a vicious parasite is on the rampage, its next victim is an innocent child. In Michigan a brutal killer has invaded a traveler's blood, and a summer's day at a Florida lake turns into a nightmare when a ruthless monster attacks a boy's brain. Written by Anonymous