A doctor has revealed the rarest body traits, and the internet is shocked. Dr. Sermed Mezher (@drsermedmezher) from London shared four of the most unique traits in an Instagram reel—which amassed ...

In a groundbreaking development, French scientists have identified the world’s rarest blood group, known as Gwada-negative. It's a blood group so rare that only one woman in the world is known to have ...

Talk about a lonely hearts club. An unidentified woman from Guadeloupe has the rarest blood type on Earth, to the extent that she’s only compatible with herself. The 68-year-old is thus far the only ...

To say that blood is vital is a huge understatement. It flows through the organs that make up the circulatory system — the heart and blood vessels and veins — delivering oxygen, nutrients, and ...

Researchers led by Yasuhiro Murakawa at the RIKEN Center for Integrative Medical Sciences (IMS) and Kyoto University in Japan and IFOM ETS in Italy have discovered several rare types of helper T cells ...