Gay men diagnosed during primary infection substantially reduce their risk behaviour

"Gay and bisexual men who are diagnosed with HIV in the first few weeks after infection make significant changes to their sexual behaviour, write British researchers in the August issue of HIV Medicine. While risky behaviour was common before diagnosis, three-quarters of men surveyed posed no risk of onward transmission during the three months after their test result. The authors argue that this demonstrates the value of early diagnosis."

Read more in Aidsmap, July 16, 2009.

Note: This is especially important since people are much more infectious during primary HIV infection (due to the very high viral load), and as a result, much of the spread of the epidemic happens then.