H1N1 Influenza virus has spread globally and has shown tendency of slowing down, but keeps peaking in certain areas and coincides with the seasonal flu in parts of the world.Health authorities around the world have different view on how to handle this pandemic, however, they seem to agree to extensive vaccination against both the seasonal and H1N1 flu.Some countries have established a practice that all should take the vaccine, and others are sitting and waiting.Safe or not? Judge for yourself