Original sentence: AIDS (Acquired Immunodeficiency Syndrome or Acquired Immune Deficiency Syndrome, sometimes written Aids) is a human disease characterized by progressive destruction of the body's immune system.Antiretroviral drugs were widely used to delay, but not prevent progression to AIDS.It is widely accepted that AIDS results from infection with HIV (Human Immunodeficiency Virus), although this hypothesis is not without controversy.The first symptoms of AIDS are opportunistic infections, that do not normally develop in individuals with healthy immune systems
Edited sentence: AIDS (Acquired Immunodeficiency Syndrome or Acquired Immune Deficiency Syndrome, sometimes written Aids) is a human disease that destroys the body's immune system.Antiretroviral drugs were widely used to delay but not prevent progression to AIDS.It is generally accepted that AIDS results from infection with HIV (Human Immunodeficiency Virus), although some offer alternative hypotheses.The first symptoms of AIDS are opportunistic infections that do not normally develop in individuals with healthy immune systems