Tag Archives: contagious

Yawning becomes contagious at the age of 4 years.Many have noticed how contagious yawning: as soon as someone near you will do it, then want to yawn in response. It turns out that it’s not what we really want to yawn, and we do it unconsciously, simply because our brains …

In some parts of Africa a large portion of cancer cases are caused by viral infections. Scientists have tried to figure out how and how much virus Epstein-Barr (herpes of the fourth type) affects the development of cancer (Burkitt’s lymphoma). On their findings, they reported in the journal Current Opinions …