The 5 major signs of gum disease include:

The 5 major signs of gum disease include:

Swollen, tender, red or bleeding gums: If your gums bleed while brushing, do not neglect it. If you have any signs of swollen, red, tender or bleeding gums keep it as your topmost priority. Neglecting these signs could lead to advanced periodontitis.

Gums that detach from the tooth: If your gums are attached to your tooth just 1-3mm, your gums are healthy. But if it is more than 4mm, this case is of a worry.

Presence of bad breath or taste in mouth: Persistent presence of bad breath is a way to gum disease, your gums may be affected with bacteria. Your neglecting can lead to spread of infection and hinder the jawbone. After a while, your teeth may become extremely loose teeth. 

Mobile teeth: Go through your teeth. If you have any loose teeth, you will have no option other than extraction of that loose tooth.  

Bacterial infection surrounding the teeth and gum: Bacterial infection that surrounds the teeth and gums form plaque buildup, it is a sticky substance leading to formation of pus and in turn periodontal disease.