Sean R. Hosein

Sean R. Hosein is the science and medical editor of CATIE, a prominent Canadian HIV news and information resource. He has been covering HIV news since 1988. CATIE profiled Hostein in 2014 for its landmark 200th TreatmentUpdate issue.

Latest by Sean R. Hosein

Insufficient Food Linked to Inflammation in HIV-Positive Women

Women who experienced food insecurity were more likely to have elevated levels of inflammation. Researchers suspect that food insecurity causes stress, and this stress in turn raises inflammation in HIV-positive women.

By Sean R. Hosein for Canadian AIDS Treatment Information Exchange

Pilot Study Finds Intense Exercise Is Good for Older HIV-Positive Men

In a recent study, older men who engaged in high-intensity aerobic exercise (but not moderate intensity) showed a significantly increased their ability to maximize their use of oxygen.

By Sean R. Hosein for Canadian AIDS Treatment Information Exchange

AIDS 2018: The Good and the Bad

"At this year's International AIDS Conference ... we witnessed several pivotal developments in the global HIV response," Sean Hosein writes. "We also saw some setbacks in our efforts to prevent infections and improve the lives of people living with H...

By Sean R. Hosein for Canadian AIDS Treatment Information Exchange

Hepatitis C Treatment Epclusa Approved in Canada -- Key Information

On July 11, 2016, Health Canada licensed the sale and use of a new fixed-dose combination of two anti-hepatitis C virus (HCV) drugs sold under the brand name Epclusa.

By Sean R. Hosein for Canadian AIDS Treatment Information Exchange

The Evolution of HIV Treatment

"When it comes to HIV treatment, so much has changed since 1981 and more changes lie ahead," writes Sean R. Hosein. "Treatment is still imperfect, but change for the better is on the way."

By Sean R. Hosein for Canadian AIDS Treatment Information Exchange

Mind Over Matter

If you practice mindful meditation, you may breathe a bit easier, and it can have benefits for your mood, mind and immune system.

By Sean R. Hosein for Canadian AIDS Treatment Information Exchange

An Aging Epidemic

HIV treatment has made people's lives much longer -- so much so that HIV is now an "aging epidemic," but what exactly does that mean?

By Sean R. Hosein for Canadian AIDS Treatment Information Exchange

Strengthening the Aging Brain

ART users can sometimes develop problems with memory and thinking clearly. What daily activities can keep your brain sharp?

By Sean R. Hosein for Canadian AIDS Treatment Information Exchange

Menopause and HIV -- Their Impact on Cognition

As women age, their bodies undergo complex changes. As such, researchers are focusing on the impact of menopause on neurocognitive functioning.

By Sean R. Hosein for Canadian AIDS Treatment Information Exchange

What Are the Different Strains of HIV?

HIV can be divided into two main groups of viruses, as follows:

HIV-1 HIV-2

HIV-1 is the most common form of the virus and is found throughout the world. HIV-2 is most commonly found in West Africa but is being gradually displaced by HIV-1. This ...

By Sean R. Hosein for Canadian AIDS Treatment Information Exchange