Virologists say they are deeply worried by the unprecedented Ebola epidemic in West Africa which has claimed more than 90 lives and may now also have struck north into the Sahel.
The Ebola virus plaguing Guinea is one of the deadliest known to man, claiming the lives of two-thirds of the people it has infected so far.
From Cameroon to Ivory Coast, Kenya to the DR Congo, traders in counterfeit drugs do a thriving business with the utmost cynicism and sometimes at the cost of human lives.
More than two million people in Sudan's Darfur region will be vaccinated against a rare yellow fever outbreak suspected of killing 107 people since late September, health officials said on Tuesday.
The number of people believed to have died from mosquito-borne yellow fever in Sudan's conflict-plagued Darfur region has doubled to 67, health officials said on Tuesday.
Mosquito-born yellow fever has killed 32 people in Sudan's conflict-plagued Darfur region this month, the health ministry said in a statement obtained by AFP on Wednesday.
Non-infected babies born to HIV positive mothers should be vaccinated early against measles, to avoid them acquiring the virus or passing it on to others.