Research published this week has found this year's flu shot is providing good protection against the most actively circulating strain of the virus, H1N1.

The research found that PSA screening - which measures the amount of prostate specific antigen (PSA) in a man's blood - increases the number of prostate cancer diagnoses, but doesn't lower the number of deaths caused by the disease.

Prostate cancer is the most common cancer in Canadian men, but how soon should they test for it? An expert panel's updated guidelines are sparking debate.