Yes.
It is normal to have light periods or no period at all while birth control.
Yes. Some birth control methods stops a women from getting a period for up to 15-18 months at times. Especially if you are using the Depo-provera birth control shot.
That is usually not normal because you shouldn't get a period while on those pills you might want to see a doctor.
It is normal for many women not to have monthly breakthrough bleeding while taking Birth Control Pills.
If you get your period while on birth control, you should continue using your birth control as scheduled. Bleeding does not change the schedule for taking your pill or changing your patch or ring.
I've been on yaz for 5 months and never miss a period
You will find that your period is lighter when you are on the pill (or patch or injections).
Certain birth control pills do make your period lighter or stop completely while you are taking them. If it concerns you too much call your gyno, but I believe this is normal for some.
Yes, it is possible for your period to be late or stop completely from any hormonal birth control.
Birth control is not a 100% way to stop pregnancy and your period makes those chances even worse.
If you don't bleed, you don't have a period. You can't have a period and not bleed.