Instead, they want to ask all donors regardless of orientation if they’ve engaged in higher-risk sexual activities, ushering in a sexual behaviour-based screening model for all donors regardless of orientation. In the new request to overhaul the policy, Canadian Blood Services is asking its regulator to approve a change to its blood and plasma donor eligibility criteria that would allow blood donation clinics to stop asking gay and bisexual men as well as some other folks in the LGBTQ2S+ community whether they’ve had sex with a man. In a move LGBTQ2S+ advocates say is long overdue, Canadian Blood Services submitted an application to Health Canada on Wednesday to end the blood ban.