What causes Lassa Fever?

Answer 1

fecal - oral route
Rodents are the vector of lassa fever virus, when rodents come in contact with your food (especially stored food stuffs), as they feed, they pass urine and faeces into the food, the virus is passed out along with the urine, when you consume such food, you can get infected with lassa fever after 2-4 weeks. Always make sure your food is properly closed and try to keep your house clean to avoid rodents.
it is a disease transfered from animals to humans n started in Nigeria in 1969 and soon in North Africa

Answer 2

From exposure to Lassa Virus, a one stranded RNA virus that originates in animals and gets transmitted to humans.

Lassa Fever can be contracted by person to person contact or from touching contaminated objects such as urine and droppings from the Mastomys rodent.