The primary cause of gingivitis is the bacteria that coats your teeth, and if oral hygiene is poor, it forms a sticky white substance called plaque. The bacteria here proliferates faster and produces toxins that irritates your gums, keeping them swollen and red. When they are left untreated, they will destroy the tissues connecting the gums to the tooth, and eventually the tooth to the bones, causing a deep pocket and eventually attacks the bony structure. It has now progressed into what we call periodontitis which is an irriversible form of gum disease. If the primary cause of gingivitis is bacteria, then the solution is to fight bacteria.
Toothbrushes comes in different types of bristles.
Choose the soft bristled toothbrushes. This will not damage your gums and you will not worry too much about your brushing technique. During pregnancy and menstruation, hormones do fluctuate, and due to some physiologic reasons, they cause inflammation to gums. Inflamed gums usually bleed when disturbed, and in some, even a slight stroke causes bleeding. Meticolous maintenance of oral hygiene is very important during this period.