The world has come across many types of viruses and some of them are novel. A less known virus to the world is the zombie virus.

1. Mad cow disease is a cause One of the possible causes for the zombie apocalypse is “mad cow disease” according to a 1980s discovery.

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2. Zombies are the lone creatures If you are thinking that zombies come in swarms then you are wrong. There may be single infected creatures going to the nearby doors.

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There are certain brain toxins that infect the rats and travel through your water ways. These infected rats are preyed on by the cats by the same parasite.

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A best example to say that fire is of no use to destroy the zombies is the zombie games. If you have been a player of zombie games then you would know this fact.

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Nano viruses research and creation An active research is in process for creating nanobots which are the small chips to place the brain.

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Zombies are seen as ghouls who consume a living. For the fact, the people who are involved in the study on zombies are equal to consumption.

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Many cultures across the world believe that the dead people can return to life and walk among the living humans.

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here is debate if the neurotoxins exist and a dedicated branch of pharmacology to detect it