Other screening questions will remain the same -- for everyone. Potential donors will be asked about risk factors including sexual activity -- whether they have had sexual contact with a new partner in the past three months or had anal sex, which would require them to wait three months before donating. The Red Cross said the decision is supported by decades of data collection and assessments, including the ADVANCE study, which was funded by the U.S. Food and Drug Administration. The FDA approved new rules for blood donation in May that eliminated waiting periods on the basis of sexual orientation...