Even one of the most dangerous historic rat-bourne disease the bubonic plague as known as the " Black Plague " is one of the causes. This occurs when fleas from rats end up biting humans and fleas that came from rats were considered the main reason of this plague during the mid evil times that killed thousands of people.
How the Black Plague killed people
Long term solutions
One of the long term solutions to msolving rats infestation is rat proofing. You must not apply it to any punctured water supply. You can also get a cat since rats find cats scary thus they won't go near homes.
Now the short term solutions would be putting a Trap and Release this is liked by most people cause a humane way of trapping rats. There's another way the old way using a Traditional rat trap which is less dangerous compared to the olden times.
We as people of the people of Alex have been suffering from this problem of rats. This problem has increased drastically because it looks like the rats have somehow mutated because these rats are starting to walk on the road biting our kids and damaging our lives and our households.