Medically reviewed by Edmund Khoo, DDS Trench mouth is a severe, advanced form of gingivitis (gum disease) that causes ...

Some home teeth-whitening kits sold online contain dangerous levels of bleaching chemical that can burn gums and cause tooth ... the recommended amount of hydrogen peroxide, says consumer group ...

But hydrogen peroxide in high doses is poisonous if ... There has been some research on the potential of oil pulling to treat gum disease or other diseases in the mouth. But overall, evidence ...