Imagine having a blood type so rare that only two other people in the entire world could match it. That’s the reality for ...
Scientists in Thailand have identified a remarkably rare hybrid blood type, B(A), found in only three individuals out of hundreds of thousands tested.
Human blood already comes in a bewildering variety of types, but researchers have now identified a new one so rare that only ...
The rarest passport in the world is issued by the Sovereign Military Order of Malta. When we talk about the rarest passport in the world, most of you probably think of a particularly small country. In ...
Amber Freed tells PEOPLE how she worked for years to find a treatment for her son Maxwell's SLC6A1 diagnosis, and finally got the treatment administered in September, making history in the process.