An increasingly mobile global population is making it easier for infectious diseases to spread.
Travel allows us to see the world – and bring foreign diseases home. Here's why spreading disease is easier than ever.
HIV becomes dormant in the body and can hide in brain cells.
Joseph Lebowitz, Dr. Min Lin, and Dr. Habibeh Khoshboue
While drugs have been developed to treat HIV and AIDS, the virus can still lie dormant in the brain, increasing the risk for brain disease such as Parkinson's and Alzheimer's diseases.
‘Love, Simon’ tells the story of a gay teenager who is ‘just like you’ - a mainstream comedy first - but what happens when they are not just like you?
(20th Century Fox)
Given the progress gay rights have made over the last 40 years, we might believe we live in queer friendly North America and that homophobia is dead. But it's not. It is just in disguise.
The US AID program has provided the contraceptive Depo-Provera to other countries, including Senegal.
AP Photo/Jacquelyn Martin
Using 'humanized mice,' researchers found more evidence that a widely used contraceptive may make women more susceptible to HIV infection.
You know you shouldn’t smoke, or have sex without a condom if you’re not with a longtime partner. And when it comes to drinking, tea only, of course.
Quit smoking, quit drinking -- so many good resolutions for the New Year. But can the overabundance of messages on healthy living become counter-productive?
Current medical inadmissibility rules for newcomers are out of touch with Canadian values and need to be reformed. Here, candles around an AIDS symbol on World AIDS Day in Quezon city, Philippines 2016.
(AP Photo/Aaron Favila)
World AIDS Day is an opportunity to discuss how current medical inadmissibility rules for newcomers are out of touch with Canadian values and need to be reformed.
Three new HIV vaccine concepts which rely on high-tech designer proteins are being trialled to see if they can stop the virus.
In honor of National Women & Girls HIV/AIDS Awareness Day, Raheem DeVaughn sings to hundreds of women gathered at the launch of the national campaign on Wednesday, March 8, 2017, in Oakland, California.
/Invision for AIDS Healthcare Foundation/AP Images/Peter Barreras
HIV has no boundaries. Men and women in almost every country are affected. Yet strides have been made, so much so that many are able to think of living with AIDS rather than dying from it.
HIV cells (in red) attacking an organism.
Understanding where there are high numbers of new HIV infections is important to establishing whether interventions are working or not.
Prime Minister Justin Trudeau has apologized to lesbian, gay, bisexual, transgender, queer and two-spirited people who were forced out of the military or public service and some who were even prosecuted criminally for “gross indecency.”
(THE CANADIAN PRESS/Darryl Dyck)
Prime Minister Justin Trudeau plans to make a formal apology to LGBTQ2 communities for past state-sanctioned discrimination against them in Canada. But the apology must be more than just words.
To get an effective vaccine for HIV/AIDS, scientists need to understand exactly how the virus works and immune system responds to it. African scientists have come one step closer.
Rowe's was a particularly harrowing case. But it raises important questions about broader attitudes to the virus.
According to a Global Adolescent Study boys are given more freedom and independence than girls.
Do boys and girls from diverse cultural settings experience their transitions into adolescence? Their cultural differences don't make a difference, but their genders do.
Discarded used hypodermic needles along the Merrimack River in Lowell, Massachusetts.
Charles Krupa/AP Photos
HIV, STIs and other dangerous infections are feeding off of the opioid epidemic, creating an even more complicated threat to public health.
Decriminalisation allowed sex workers to step out of the shadows and into active participation in public life.
Scarlett Alliance/Author provided
Full decriminalisation of sex work is advocated by many health and human rights organisations around the world. Sex workers in New South Wales kick-started the process 40 years ago.
The most important blood borne viruses for human health are the human immunodeficiency virus (HIV), Hepatitis B and Hepatitis C.
Why is it only some viruses are transmissible by blood, and how does the virus actually move from person to person?
Reggie Batiste with the AIDS Healthcare Foundation in Atlanta administers an HIV test.
The number of new HIV-positive cases has sharply declined – in most parts of the country. Nonurban areas, particularly in the South, are showing sharp increases. Why?
Cultural portrayals of HIV and AIDS tend to be stuck in the past.
AIDS march in Los Angeles.
AIDS and HIV are still major health threats, fueled by poverty and discrimination as much as by the virus responsible for the infection.
Male couple holding hands.
As many as two-thirds of new infections of HIV are transmitted from main partners. Here's why teaching couples to manage HIV in their relationships can make a difference.