How your tooth gap can be closed at the age of 25?

Depends on size...: ... And your bite. Some small spaces can be closed with either bonding, laminates, or orthodontics. Larger spaces may require orthodontics to close.

Depends on: Where the gap is located. Often, if it is between your 2 upper front teeth, you may need a very minor surgical procedure called a frenectomy, which when performed, will then allow for closing the gap between your 2 front teeth. ---but--- you must see a dentist for a thorough examination and determination as to the best way to close your tooth gap.

There is a simple: Way to find out. Merely see your dentist who can discuss the various options with you. Often a small gap can be closed with some tooth colored composite bonding. However, on occasion, what seems like a simple problem is much more complex. For an ideal solution to this problem, one has to consider both tooth size harmony and symmetry.