You can Smell the Sickness in Other People

A team of Swedish researchers suggests that humans are able to smell sickness in other people, or at least smell when their immune system has gone on overdrive to fight out infections. The study was conducted by researchers at Karolinska Institute, in Sweden, who recruited 8 healthy individuals and randomly gave them either a saline injection or lipopolysaccharide (LPS), a toxin known to ramp up an immune response. They were then made to wear tight t-shirts ...