Malaria drug-resistant parasite common in Southeast Asia: study

The problem could get much worse if the parasite reaches Africa, warn experts

Cholesterol drug sold over-the-counter has dangerous side-effects

Niacin can cause bleeding and infection in the gut and brain

More than 20,000 Ebola cases likely by November, forecasts WHO

The United Nations has already called for 20-fold increase in assistance to control the outbreak in West Africa

Ebola more deadly for children under 4 years

Young children more at risk than adults as the mean incubation period, the average time from infection until the onset of symptoms, is shorter

Researchers find more reasons to quit smoking

Death due to renal failure and intestinal ischemia associated with smoking