Rabies is a viral disease that affects the central nervous system of mammals, including humans. It is transmitted through the saliva of infected animals, usually through bites or scratches. One of the most well-known symptoms of rabies is aggressive behavior, but the exact reason why rabies causes aggression is not fully understood. In this article, we will explore the current scientific understanding of why rabies may cause aggression in infected animals and humans.
One theory is that rabies may cause aggression through changes in brain function. The rabies virus infects nerve cells in the brain and spinal cord, disrupting the normal communication between the brain and the rest of the body. This can lead to changes in behavior, including aggression.
Another theory is that rabies may cause aggression through changes in the body’s immune response. When the body is infected with a virus, the immune system mounts a response to fight the infection. This response can produce a variety of symptoms, including fever, fatigue, and changes in behavior. In the case of rabies, the immune response may trigger the release of chemicals that affect brain function, leading to aggressive behavior.
There is also some evidence that genetics may play a role in how rabies affects behavior. Some studies have found that certain strains of the rabies virus are more likely to cause aggressive behavior than others. Additionally, some animals may have a genetic predisposition to developing aggressive behavior when infected with rabies.
It is important to note that not all animals or humans with rabies will exhibit aggressive behavior. The severity and type of symptoms can vary depending on the strain of the virus, the immune response of the individual, and other factors.
In conclusion, the exact reason why rabies causes aggression is not fully understood, but it is likely due to a combination of changes in brain function, the body’s immune response, and genetics. It is important to seek medical attention if you suspect that you or an animal has been exposed to rabies, as the disease is almost always fatal if left untreated.