Congrat on your porcelain veneers, however gum reshaping must be done prior to starting the veneer procedure!All reshaping of the gums and healing must be done prior to having your veneers placed. In your case, you should have redone the laser gum reshaping again, even if it failed. If the gums...
Based on your photos, you would need about 22 veneers to greatly improve the appearance of your overbite. Depending on where you go to get this done, your cost will vary. If you want to get an idea of the price, try calling your local dentist and asking the price of a veneer or crown...
It is possible that the mouth guard is changing your bite, but it doesn't have to. I would encourage you to speak to your dentist about examining your current mouth guard and seeing if another one would be more appropriate. Good luck and I hope this info helps you. Follow me if you...