There does not appear to be enough donated blood to meet demand among hospitals and patients in need, according to the nonprofit.
If the tragedy in Orlando has moved you to act on World Blood Donor Day, here are 7 things you should know about donating blood.
Hundreds of people in Orlando have lined up to give blood to help the victims of the massacre at a nightclub.
Experts say it's not a matter of if but when the dangerous Zika virus has Houston victims. One of the biggest breeding grounds is a major problem around town is dumped tires. But that's about to change.
All blood donated to the Gulf Coast Regional Blood Center will undergo testing for Zika virus as part of an Investigational New Drug Application protocol approved by the FDA.
Federal health officials are recommending an end to the nation's lifetime ban on blood donations from gay and bisexual men, a 31-year-old policy that many medical groups and gay activists say is no longer justified