Tooth and Mouth Problems

I am having a bad tooth, a part of which broke off due to a stone. I didn't notice at that time but now it's hurting badly and a root canal needs to be done. I want to know about the single seating root canal

There is an extreme pain in my all upper teeths. After root canal only one teeth have some pain but today the whole upper section is paining alot.

My son is 2yrs 6months i see his teeth breaking into tiny pieces also decaying please suggest if any treatment to be given or any supplements for healthy teeth 1. He doesn't eat too many chocolates or sweet items only once a day after that i make sure to rinse his mouth. 2. Bottled milk only day time 3. Consulted Apollo Dental care they prescribed inly tooth paste didn't work

Their is so many small pimple in mouth it dose create any pain but it increasing day by day

Hii sir i am mohit and my age is 16 years and today a very little layer of my teeth fall when i touch my finger on it and now when i am touching my tongue to it i am felling like i lost just a bit part of my teeth so please tell me why this happened with me and what is the solution of it plzz help me

I have a gummy smile when i laugh it can be seen due to i have a less confidence when i talks to other my teeth is properly alligned and don't have gap between the teeths so how it can be cure? and the cost also

I have been suffering from tooth pain since a week. Food impaction between left upper molars.

After grow one book inside my mouth ,40 says ago .which doctor consult me .boil is pain and touch my teeth what I can do.

Sir my two front teeth are half broken. is it medical point for Indian army .

I have developed a rash on my hand and arm, noticed a hard lymph node in my neck. Is this normal after this surgery that was performed in the chair?