Hay, alam ko na yan, sobrang sakit talaga ng ulo nung 5 months ako! A few of us mums sa barkada namin na-experience din, kaya common siya, but para sa peace of mind mo talaga mas okay pag-konsulta mo na lang with your OB para sure kung normal headaches lang or may something else, sometimes it's just hormones and dehydration, pero it's better na ma-check mo na para may reassurance ka. Drinking lots of water and resting helped me din, at iwas-iwas sa loud sounds or bright lights pagka-sagad ang sakit.