Hi Doctor, My friend got her period delayed by 3days, She has a very regular and health period so far, it used to occur 21st of every month, this month july2015 she got period on 23rd. Is this normal? we have an intercourse with pull out way(pulling out pennis way before ejaculation, never inserted ejaculated pennis) we used condoms regularly and we have participated in intercourse for 2weeks. of which 3days was without condom but like i said never ever ejaculated or inserted ejaculated pennis. and even though i inserted i have not pushed it deeply. i used to ask her to urinate and clean vagaina regularly after having intercourse, I am greatly worried about the precum, Please clear my clouds