If you have problems controlling your gagging reflexes, laser whitening may be a bit of s problem for you because it requires that your mouth stays open for a long while; you should perhaps consider other teeth whitening alternatives.
One of the side effects of a teeth whitening procedure is the temporary increase of sensitivity to hot or cold sensations…. This passes after a while, especially as you go on with the procedure.
The uses of whitening strips are only effective when they are used frequently over a period of time; infrequent use of wrong use of this product tends to produce unsatisfactory results.
While some whitening dental trays may have to be worn both in the morning and at the night, others may be worn only at night to allow the wearer freedom during the day to go about normal business…. Most people prefer to wear it all day for faster results.
Make sure that you always visit your doctor when using tooth whitening agents so that he/she can monitor the effects of the agent on your teeth and deal with any problems that may arise.
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or you may like: best teeth whitening products