How can informational efforts change people's HIV knowledge and behaviour ?

Explanation

Efforts to share information about AIDS include:
(i) Creating awareness by campaign and educating people on the consequences of AIDS.
(ii) Helping people to gain knowledge about the causes and risk factors regarding the disease.
Thus will help them to prevent the spread of the disease by
(i) Screening of blood from blood banks before transfusion.
(ii) Ensuring that only disposable needles and syringes are used in hospitals and clinics.
(iii) Advocating measures for safe sex.