hi people, i need some advice, her , what is the diffrence between a braces and a bridge. i have to wear braces but i do not want want to, i have an nickel allergy

how long does ittake for your teethto get straigtened. please any dentists outthere, email me withsome advice.

if i decide to wear a bridge, i have to get my two front teeth taken out. i am scared.