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.
As you can see, there are attachments placed and removed without leaving any marks on the teeth). Invisalign Attachments are small shapes of orthodontic composite tooth colored dental material similar to dental fillings that are bonded on teeth during the duration of your treatment. Invisalign Patients can brush, eat and floss like normal with Invisalign Attachments.