Totoo yan, nangyayari talaga yan sa maraming pregnant mamas dahil sa hormonal changes at increased blood flow sa body natin, kaya hindi ka nag-iisa! One of my mum friends had it constantly during her second trimester, pero important pa rin na sabihin mo sa OB mo during your next visit para sure lang na walang underlying issue at basta monitored ka niya, lalo na kung madalas or heavy ang bleeding mo. Just keep your nasal passages moisturized and try not to pick or blow your nose too hard, pero definitely check with your doctor para ma-ease your mind.