Answer:
a contagious and fatal viral disease of dogs and other mammals that causes madness and convulsions, transmissible through the saliva to humans.
an inflammatory disease characterized at first by a rash, headache, fever, and chills, and later by possible arthritis and neurological and cardiac disorders, caused by bacteria that are transmitted by ticks.
a contagious skin disease marked by itching and small raised red spots, caused by the itch mite.
a common tapeworm infection of dogs and cats caused by Dipylidium caninum
a disease caused by toxoplasmas, transmitted chiefly through undercooked meat, or in soil or cat feces. Symptoms generally pass unremarked in adults, but infection can be dangerous to unborn children.
the most common form of plague in humans, characterized by fever, delirium, and the formation of buboes.
Explanation:
The other person could be peer pressuring you and an internal factor could be a chemical in your brain
Cell-based Culturing has advanced flu vaccines
