Tooth and Mouth Problems

Ive had red patch on thw rough of my mouth and some skin have come off, ive had for days now and its getting bigger, what could it be?

My right side upper jaw tooth has been left open from the past 5 years of root canal treatment I want to know whether the infection  if any would reach further and affect adversely. What treatment is advised? And presently I dont have any pain as I wont chew that side or the usage of the right side is very less

I am a 23 years old male with 3 cavities in molar teeth, 2 in lower jaw both sides and one in upper right side, and 2 misdirected wisdom teeth growth in both sides of lower jaw. I have had a dental history. I had 5 fillings and 2 teeth extractions in my teenage. Last year I underwent surgery to remove my upper left misdirected wisdom tooth and an RCT for upper left molar tooth. What should I do now to get my dental issues fixed and how can I maintain my dental health in future ?

Front Teeth having zirconia crown being rct are for life long? Will it look like natural teeth? After caping, it will not big in size in comparison to other natural teeth. I am 20yrs old college girl. Please help me. In future, I don't need to change my crown?

I have some ulcers below my tounge.i already used orasore gel from 5 days but till i dont get any result.please help me

I'm 29 years ,is it okay to wear dental braces now to align overbite ? is there any age limitation for invisialign treatment ?

My teeths are not in proper shape one of them is tilted towards my mouth i want them in proper shape.

From last 3 days I'm having a pain in swallowing food pain in jaws..today I saw a sore near jaws.. so I want to know why this happens..

When i was talking to others, they are feeling bad smell and bad breath from my mouth. What shoul i do to avoid this? Even i am brushing twice a day i am not able avoid bad smell from my mouth.

Having toothache since yesterday night, should I wait and see or visit a doctor ???mmmmmmmmmmmmmmmmm