JUNK food is as addictive as heroin, cocaine and smoking, according to new research by scientists.

A promising experimental Aids vaccine failed to work in a large international test, leading the US-based developer to halt the study, it has been revealed.

PEOPLE battling the bulge are being warned against getting too excited over a new vaccine being developed to prevent obesity.

Scientists believe they have found the answer to why bird flu does not spread easily between people.