A bridge between the neighbor teeth is another option
An implant sometimes is the most predictable solution.
Depends on a lot of individual factors that affect the treatment length, as age, frequency of braces adjustments, etc.
In fact, late teeth shedding is related to less cavities once she has he permanent teeth in the mouth.
Some medications cause tissue reactions that you don't want.
Go back to your doctor if it doesn't improve in five days.
Some babies take longer in teething.
Check food. Sometimes lack of stimulus of gums, delays teeth eruption.
In between teeth is favorite site to initiate cavities and gingivitis.
Floss every night before going to bed.
Could very well need a dental professional evaluation and treatment of this inflammation.
Now, if there is an infection involved related to the root canal , your dentist will prescribe antibiotics as to prevent spreading of infection or affecting your glycemia.
If not having a perfect cleaning habit, makes it very liable to cavities.
Given the information that you are providing me, it seems that you came "programmed" to have yellow teeth. We inherit some traits from our ancestors as we inherit the color of our eyes, skin hair, etc.
This doesn't mean that you can't do anything to change the undesired appearance.
If you are not aware of any medical condition, you should be fine.
Because you may have a local factor that is contributing to the yellow of your teeth I recommend you to visit a dental professional for an opinion and possible treatment if you agree so.
1) Brush your teeth and tongue every three hours.
2) Rinse your mouth with a liquid of baking soda (one tablespoon) diluted in lukewarm water every two hours until symptoms disappear.
3) Alternate these rinses with chamomile tea (not warm) and gargle.