#lateperiod #pregnancy Find out the 10 common causes for a late period. Now, wait! Before you go into meltdown and start thinking about dirty nappies and sleepless nights, there are other reasons for your period to be late, aside from pregnancy. Whether you’re on birth control or not, a woman's body is a strange and mystical thing, and occasionally there are blips which are caused by a variety of different reasons. Click on the pin to see 10 common causes.