Unprotected sex and multi-person use of needles are unquestionably the most common ways, and there used to be an appalling number of cases transmitted by blood transfusion, though this problem has now been largely eliminated, at least in developed countries.
common means of transmission of hiv virus are, sexual intercourse, mother 2 baby,blood transfusion .
Transmission of HIV from mother to baby most commonly occurs during childbirth, particularly during labor and delivery when the baby is exposed to the mother's blood and bodily fluids. It can also occur during pregnancy through the placenta or during breastfeeding. Effective antiretroviral treatment in the mother can significantly reduce the risk of transmission during these stages.
I very much doubt that there is anywhere where HIV is "popular" .. but it is most common in sub-Saharan Africa.
AIDs or HIV or TB
in african countries the most common is HIV/AIDS
the most common cause of HIVs sharing needles and threw sexual activities.
By just having your hair cut, you can not get HIV.
It occurs everywhere in the world.
Nope actually chlamydia and herpes are the more common stds.
The most common screening for HIV tests for antibodies in the blood; however most infants born to infected mothers test positive for 6-18 months because of the presence of maternal antibodies.
No
The most common way to pass on HIV person to person is by sexual contact.