Academics have sent an open letter to the World Health Organisation calling for the Olympics to be postponed or moved because of the Zika threat. They're overreacting.
The narrative around sexuality education is one of disease, danger and risk.
The messages that adolescents receive from sexuality education classes are frequently negative. It's time for the curriculum to become more empowering for learners and teachers.
The climate is startlingly complex, as is the immune system.
Diverse threads of the vast interrogation of nature we call science are coming together in a rich and mutually informative intellectual tapestry.
ART for all?
New guidelines from the World Health Organization mean more people are eligible for antiretrorviral therapy. It's critical to find ways for people to start treatment without multiple clinic visits.
The antiviral condoms help protect against HIV, herpes and HPV.
The active ingredient in the gel can bind to various viruses and stop them from attaching and getting into human cells.
Glass sculpture representation of Human Immunodeficiency Virus structure.
A new animal study has shown injections of antibodies might protect against HIV infection, albeit for only a limited time.
Don’t give it to grandad.
Most people are aware of the benefits of breastmilk, but few are aware of the risks.
Campaigns like the Lagos AIDS Walk have created awareness of HIV in Nigeria’s capital, but they are lacking in rural areas, where stigmatisation is rife.
Creating HIV services at primary health-care centres in Nigeria may improve the uptake of antiretrovirals, but it won't tackle the issue of stigma.
Reuters/ Mike Hutchings
In South Africa, female sex workers go for HIV tests, receive counselling and use condoms – but don't access antiretroviral treatments. More options are now available and can change this.
Antiquated methods of treating TB included sunbathing. The modern-day equivalent is vitamin D supplements.
In countries such as South Africa with a high burden of TB and HIV, vitamin D could be an extremely effective and cheap weapon to include in the arsenal against TB and HIV.
In Nigeria most people have to pay for healthcare out of their own pockets.
Antiretroviral treatment has been free at Nigeria's health facilities. But the other costs involved for those living with HIV, such as transport and food, have been problematic.
The call to action to address childhood vulnerability in Africa must go far beyond those children infected and affected by HIV.
The call to action to address childhood vulnerability in Africa must go far beyond the 17.8 million children infected and affected by HIV.
While Sydney’s medically supervised injecting centre has had positive results, we need drug consumption rooms all over the country.
With use of drugs such as ice on the rise, drug consumption rooms are now being set up in Europe to provide supervised inhalation.
Advances in HIV treatment have turned it into a chronic, but manageable, illness. In this photo: Artist Damien Hirst’s ‘Where there’s a will there’s a way,’ which shows antiretroviral drugs in a medicine cabinet, is seen as it is displayed at a gallery in New York, February 4 2008.
Thanks to treatment advances, people with HIV can and do live long and full lives. And that has led to a challenge that doctors and patients may not have imagined 35 years ago: the aging HIV patient.
South Africa’s successes in HIV treatment have been marred by challenges in improving HIV prevention methods.
With nearly one-fifth of the globe's HIV positive population, South Africa has the largest anti-retroviral program in the world. But HIV prevention still presents a big challenge for the country.
All people have duties to their sexual partners regardless of their HIV status.
Just how much disclosure is it reasonable to expect from a sex partner, particularly if that relationship isn't a serious and committed one?
A women gets an HIV test. Sub-Saharan Africa accounts for the majority of the HIV deaths annually.
World Bank Collection/flickr
Two major clinical trials will be conducted in South Africa in 2016 to test ways of preventing new HIV infections.
Shocking secret? How the tabloids saw it.
Decades on, is HIV still a taboo subject?
We don’t know Charlie Sheen’s specific medical details. But HIV treatment is effective at reducing transmission.
Charlie Sheen’s recent announcement that he has HIV has raised concerns about whether he may have transmitted the infection to other people.
Charlie Sheen revealed he is HIV positive and has spent millions paying people to keep quiet. Why?
That Charlie Sheen would have to pay millions of dollars to keep his HIV status private is indicative of the level of stigma still attached to it.