Swine Flu (H1N1) is a respiratory infection in humans . The technical name is H1N1 Influenza A . This is a virus that is spread the same way the seasonal flu is spread: through person to person contact.
There have been reported symptoms such as:

Fever (over 100° […]

Swine Flu (H1N1), influenza A, is currently crossing the globe and more and more cases are being confirmed in the United States. The CDC reports the World Health Organization (WHO) raised the worldwide level of pandemic alert to Phase 6.

Phase 1-3 Predominantly animal infections; fews human infections
Phase 4 indicates human-to-human spread of the virus […]