Yellow fever is an infectious disease caused by viral attack and persists for short duration of time. In this disorder, liver damage cause yellowing of skin so it is named as yellow fever. In most cases it is manifested by;
loss of appetite
muscle pains particularly in the back
A safe and effective vaccine against yellow fever exists which is quite beneficent against this infection. Once the person gets the infection its immune system prepared self-antibodies which make the person able to fight against the infection.