World Health Organization

A "ghost" heart is a pig heart that has been prepared so that it can be transplanted into humans. Provided by Doris Taylor

"Ghost" hearts from a pig and the patient's stem cells will replace the need for heart donations

Today, patients needing a heart transplant have to join a waiting list, and hearts become available when someone else dies. Because there are not enough hearts, only critically ill patients are put on the waiting list
Drying tobacco plants. Photography: Shinya Suzuki.

The harms of tobacco

The Ebola virus attacks the immune system. Illustration: shutterstock

The war on Ebola / Helen Barnswell

Pigs

The flu epidemic - was or was not

Radiation Warning Unrated.. from Wikimedia Commons

Scientists: Cell phones apparently increase the risk of getting cancer

Cosmic scene with DNA, stars, solvents and atomic circles in oral flow.

Influenza - the threatening virus?!

Cosmic scene with DNA, stars, solvents and atomic circles in oral flow.

The age of new swine flu patients is increasing