I've never heard of it
There is no research that has proven that.
You can't make your period come faster - when your period starts is determined by your menstrual cycle, you cannot speed-up your menstrual cycle or skip phases of the menstrual cycle to make yourself menstruate sooner.
You can't make your menstrual cycle start earlier than it is supposed to start. Menstrual cycles are controlled by a domino effect of hormonal changes, you can't speed-up or skip phases of your cycle.
Exercise can make your menstrual cycle lighter. You will have to engage in regular exercise for this to happen. Exercise can also help with cramping.
No
You can't make your period come faster. When you menstruate depends on your menstrual cycle, you can't speed-up your menstrual cycle or skip phases of your menstrual cycle to get menstruation to start any sooner.
Four B12 shots usually will not cause your menstrual cycle to be late. Your cycle can be late if your body is low in vitamin B12. You should talk with your doctor and ask him why your menstrual cycle would be late
You don't make your menstrual cycle come on - by this I assume you mean start your period. Your menstrual cycle is a domino effect of hormonal changes between your reproductive organs, you cannot speed-up this process or skip phases of your cycle to start your period earlier than it's due.
no
No, pads do not make you bleed more during your menstrual cycle. They simply absorb the blood that is already being released from your body.
No, having a fibroid will not make you bleed out of your urethra during your menstrual cycle (the cycle refers to the entire reproductive cycle). If you're bleeding out of your urethra then that suggests a urinary tract infection, see your doctor.
You cant make menstruation start earlier than it is due to start. Menstruation is controlled by your menstrual cycle, you can't skip phases of your cycle or speed-up your cycle to start menstruation early.