Teeth can be sensitive for many reasons.
Sensitivity to chewing pressure can be
Sensitivity to sweet foods is usually
caused by decay.
Hot and/or Cold
to hot and/or cold foods usually indicates:
It is not unusual for recent dental restorations
to be sensitive to hot, cold, or pressure. This sensitivity
should decrease with time. If sensitivity from a recent dental
restoration worsens or persists, contact your dentist.
Whitening can also temporarily cause
mild sensitivity during treatment that disappears within a few days.
Sensitivity due to a dental problem will worsen with time
and become a toothache. A toothache is not like a headache.
It won't just go away, even if the pain temporarily subsides.
The problem that is causing the pain will just get worse,
as will the pain, and simple treatment may no longer be possible.
(See our pages on cavities, root
canals, abscesses, and extractions
to see how a cavity progresses from a minor to a major problem).
At the first sign of a toothache, contact your dentist.