
Halitosis: Causes, Fast Fixes, Long-Term Prevention, and When to See a Doctor
The Cochrane review notes 50% to 60% of the world population has experienced bad breath. Here are fast fixes, prevention, and when to see a doctor.
Clinical experience, misunderstood concepts and frequently asked questions. Notes from many years of practice.

The Cochrane review notes 50% to 60% of the world population has experienced bad breath. Here are fast fixes, prevention, and when to see a doctor.

In a meta-analysis of cracked teeth, pooled survival at 60 months was 84.1%. Non-surgical retreatment succeeded in 71% of cases at 1-3 years.

Humans have 20 primary teeth, 10 in each jaw, and 32 permanent teeth: 8 incisors, 4 canines, 8 premolars and 12 molars, including 4 wisdom teeth.

Of 1,647 untreated gum recession defects followed for two years or longer, 78.1% got deeper, even in people with good oral hygiene. Lost tissue does not grow back, but the process can be stopped and the root covered.

Wisdom tooth extraction is usually easier in teenagers, whose third molar roots are still forming; the window usually described is 17 to 25 years.

TMJ disorder covers jaw joint and chewing muscle pain, clicking and limited opening. Acute flares often settle in 2 to 6 weeks with conservative care.

A meta-analysis of 57 studies put white spot lesion prevalence at 55.06 percent during treatment. Here is what clear braces can and cannot move.

Oral thrush is treated with an antifungal; in adult trials fluconazole gave a better clinical response than clotrimazole (risk ratio 1.14).

A canker sore is a non-contagious mouth ulcer that heals in 7 to 14 days. What triggers one, which treatments shorten it, and when to see a dentist.