Upset stomach. Is it caused by invisalign?

Your canines don't seem to be blunt but if you want them sharper, they can easily be done either by adjusting from sides maintaining something called canine guidance  or rebuilt in conical shape with tooth colored filling materials.

Based on your photos and my 10 + years of experience with cosmetic dentistry, I would not recommend a spring retainer to correct your teeth alignment.  Retainers are simply used to retain teeth in their current positions, not move them into their correct positions.  I would highly...

Hi, from the photo it seems that you have perfect set of teeth. but it depends on individual perception. i would suggest take some good professional fullface photos from different angles and then evaluate with someone you trust. if you still feel, it could be improved, seek our help. 

Hi Helen. The duration of treatment given at your initial review is only an approximation based on a 3D simulation of your proposed treatment. Often certain complex tooth movements are involved which may prolong treatment. I would not advise you to change your trays any earlier than two weeks as...

Based on what you've reported, its more likely that you are just having some slight accumulation liquids, food or debris in these areas that is causing the appearance of stains.  If you were my patient, I would highly suggest asking your dentist for whitening gel that you may add to your...

The trays will show as extra long on teeth which are being moved out i.e. towards tray and not being pushed or just within existing position. This is to allow that extra space where teeth are going to move with each aligner.