Signs of H1N1 Influenza are the same as for seasonal flu. It includes fever, cough ,headache, muscle and joint pain, sore throat, runny nose, some people may experience vomiting and diarrhoea more common in children.
It is critical that influenza H1N1 be highly considered in any pregnant woman with influenza-like illness (fever, muscle pain and/or dry cough.
High risk groups include pregnant women; people with underlying medical conditions lung condition, asthma as well as people with depressed or weak immune system
Other risk factors for severe illness may include : chronic heart and lung condition; HIV/AIDS; asthma and diabetes.
According to NICD(National Institute for Communicable Diseases), routine testing of all persons with influenza-like illness for H1N1 is not recommended, and laboratory focus has to be on identifying persons with more severe illness.