Caffeine can make people jittery and cause fast and sometimes anbormal heart rhythms. It sounds like you should stay away from caffeine. Reasons to seek a doctor would be if you are having passing out or near passing out episodes, palpitations, or if there's a history of young people dying suddenly in your family.
The total duration of treatment depends on the complexity of the treatment and is generally comparable to that of traditional braces. Typically treatment can last between 9 and 18 months. During your consultation, your Invisalign Provider can provide you with more detailed information.
How Does Invisalign Work? Every set of teeth is different, so no two orthodontic plans are identical. However, in most cases, the patient visits the orthodontist every two weeks to get a new set of aligning trays. Each set of trays is specifically designed by the orthodontist to move the teeth into the right positions.