Each year, seasonal flu sickens about 1 billion people worldwide and causes approximately 290,000 to 650,000 respiratory ...

The primary illnesses that have been reported are norovirus and flu, both of which share symptoms like vomiting and muscle ache. Norovirus is known for causing severe sickness and diarrhoea ...

including eye infection and upper respiratory symptoms, but can develop into severe illness and death. Though H5N1 has fueled much of the current bird flu outbreak, it is not the only bird flu ...