It is unclear when the expression Christmas tree bill was coined and by whom, but in 1956 Time Magazine published an article entitled The Christmas Tree Bill. The story was about a farm bill to which more than one hundred amendments were introduced.
In response to an infection, illness, or some other cause, the hypothalamus may reset the body to a higher temperature. Although the most common causes of fever are common infections such as colds and gastroenteritis, other causes include: Infections of the ear, lung, skin, throat, bladder, or kidney.
Causes. Yellow fever is caused by a virus that is spread by the Aedes aegypti mosquito. These mosquitoes thrive in and near human habitations where they breed in even the cleanest water.Most cases of yellow fever occur in sub-Saharan Africa and tropical South America.Humans and monkeys are most commonly infected with the yellow fever virus. Mosquitoes transmit the virus back and forth between monkeys, humans or both.ost cases of yellow fever occur in sub-Saharan Africa and tropical South America. Humans and monkeys are most commonly infected with the yellow fever virus. Mosquitoes transmit the virus back and forth between monkeys, humans or both.