Hello.. My age is 24 years old, male.. I have been in a realation with a girl from since 18 months.. at first we use to have sex very much for 8 months then we broked up. And patched up aftr 6 months.. I noticed that now a days I am out very soon earlier I use to last for more tha 30 minutes.. But now a days finishing within 3 to 4 minutes. Its like my girlfriend is saying she is not satisfied by my... N my performance is not like before N during those 6 months of breakup I never had sex with anybdy.. N I feel like my penis size is also decreased... kindly help me what should I do in this.. Any medicines or practicces you would suggest me..