Gay and bi men can now donate blood without restrictions in Brazil.The South American country's Supreme Federal Court has overturned a law requiring men who have sex with men to wait one year since their last same-sex experience before giving plasma.Seven of the 11 supreme court justices voted to lift the ban, joining Justice Edson Fachin, who said it was discriminatory in his opinion.“Instead of the state enabling these people to promote good by donating blood, it unduly restricts solidarity