Being a journalist in war zones and armed conflicts is becoming increasingly dangerous. Most of the journalists killed in the field are men, but the concern is about the security of their female colleagues.
Pregnant women run a higher risk of getting seriously ill if they catch influenza. A new study shows that new-born infants run no higher risk of harm if their mothers have taken anti-viral medications to ward off flu infections.
New research has identified how the brain fights viral infections. The results may have implications for the fight against everything from multiple sclerosis to Alzheimer's disease, schizophrenia, and depression.