Tooth and Mouth Problems

My teeth have been turned yellowish for some time now. Is there any way to make them whiter with natural methods or with any homemade remedies.

Due to the gap, I am not sure I have decay on my front tooth and I want to reduce my gap, please suggest

I want to know about the treatment for a bent tooth. Will it require braces? And if yes, how long will the treatment take ?

Are all teeth of a 3 year old (including molar and premolar) regenerative? I mean can it regrow once decayed and derooted?

I have tmj disorder problem. So today my doctor gave me tmj splint to wear 24*7. How should I bite on my tmj splint? Should it be hard or normal or anything else?

I had gap in my front teeth from birth, I put braces when I was 15 and it was closed again now it is coming back, and the gap is too large that I am not sure my teeth s decaying or the gum colour change s there between the teeth, it is not on the teeth, it's on the gum. I want to know it is decay or the gap is causing Discoloration for the gum

I have fordyce spot both inner cheek .. is there any treatment for that to remove the spot ... and whom to consult

What are the charges for scaling of teeth ? Also how often is it recommended to get scaling done ?

There is pain in the lower jaw , along with sensitiveness in my cheek bones since two days, the jaw aches near the molars on both sides. Please help

It stared since jan 18. Within 1 week it got cleared without any medication. Now it has started paining again in different fashion. Kindly guide me.