 [ Symptoms ] hello i am an 18 year old cheerleader i have not seen my period since late october last year any advice  hello i am an 18 year old cheerleader i have not seen my period since late october last year since then i had protected sex once the condom didnt burst or anything and i took two pregnancy tests that came out negative also since october i had two serious falls on my back due to cheerleading and a chest infection i was given two different sets of medication for these incidents i am a bit worried as to why my period is so late any advice [ Disease ] my advice is for you to see a gynecologist to determine why your menses is delayed there are hormonal ways of correcting this problem