H1N1 is a flu virus. When it was first detected in 2009, it was called “swine flu” because the virus was similar to those found in pigs. The H1N1 virus is currently a seasonal flu virus found in humans. Although it also circulates in pigs, you cannot get it by eating properly handled and cooked pork or pork products.
The 2009 swine flu outbreak (pandemic) was due to infection with the H1N1 virus and was first observed in Mexico. Symptoms of swine flu in humans are similar to most influenza infections: fever (100 F or greater), cough, nasal secretions, fatigue, and headache