Earthquakes are quite common in the Philippines. They are mostly harmless but there is a a certain risk for stronger earthquakes, so you should be prepared. Here is the Megacitizens Safety Guide for Earthquakes, including links to the Valley Fault System Atlas.
Absinthe Productions and Eight Mobile Bar invite all of you Megacitizens to take part in the event "The Aftermath, Shake for a Cause". This event aims to help the unfortunate Bohol earthquake victims.