When does aids occur? what are some of the common signs that the infection has progressed to aids?

AIds or HIV is acquired through direct contact with certain body fluids from someone already been infected. One has aids when the immune system is badly damaged and one become more vulnerable to infections. When the number of CD4 cells falls below 200 cells per cubic millimeter blood, it is considered to have progressed to aids. Some symptoms include fever, chills, rash, fatigue and other flu-like symptoms.