feel like hell :(

hi i am 16yrs old. i have done soo much in sucha small age. when i was 13, i totally messed up my life...meeting up random guys....kissing dem and all....and when i realized then it was too late..means i couldnt not change all what i have done... during those days i met some1....i was really falling for him and i had lose my virginity with him.....after that i was totally changed....actually i was afraid of things after that...i couldnt take my decisions because i had stop trusting myself....that guy is now my boyfriend and everything has been on track.....but now its like we want to split after 2 yrs..... and i feel like standing nowhere....what i am gonna do after that...people will start pointing me again.... after some time if some other guy comes in my life....will i be able to tell him my past and will he be with after hearing all that......i completely regret everything....i want to go back to the time and change all dat i have done....life is soo complicated