40's+ What’s Happening? Cumulative damage causes sensitivity and exposes more of the yellow interior. ‘Teeth become spongelike, soaking up stains and darkening faster,’ says Apa. Aging and some medicines {like allergy drugs) dry the mouth. With less saliva, teeth are more vulnerable to discoloration. Treatment Continue using bleaching treatments, and brush with a whitening toothpaste designed for sensitive teeth (try Go Smile Zen, right, or Sensodyne toothpaste for sensitive teeth, extra whitening,... read more »

Category: Dr. Apa's Articles

Tags: teeth whitening, tooth whitening