Move towards 'social distancing ' as people worry about swine flu epidemic . Mexico 's Health Ministry directing people to avoid handshakes and kissing . Comment: Follow CNN 's Dr. Sanjay Gupta on Twitter .
Move towards 'social distancing ' as people worry about swine flu epidemic . Mexico 's Health Ministry directing people to avoid handshakes and kissing . WHO advises avoiding close contact with people who appear unwell . Follow CNN 's Dr. Sanjay Gupta on Twitter .