Avian flu risk still remains 'low' even after US registers first death due to H5N1 virus, says WHO
A day after the United States reported its first human death from avian flu, the UN World Health Organization (WHO) insisted on Tuesday that the risk to the wider population remains "low".
US urged to ramp up bird flu defence efforts after first death
After the United States recorded its first human death from bird flu, calls for the government to do more has intensified.