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You're pregnant or have hit the menopause. It can also be delayed by stress and such.

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15y ago

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Related Questions

At what age does menstruation occur?

Menstruation occur at the age of 9 to 16 years old


Does menstruation occur in the palm?

No.


Is menstruation still occur without having egg released from ovary?

Yes. Menstruation will still occur with out ovulation


Does menstruation occur if the egg is fertilized?

No, menstruation does not occur if the egg is fertilized. Instead, the fertilized egg implants in the uterus to begin pregnancy. If fertilization does not occur, then the uterine lining sheds during menstruation.


Can menstruation occur after implantation?

Yes!


What happens to the endometrium if fertilization does not occur?

If fertilization does not occur, the endometrium will shed during menstruation. The endometrial lining that had thickened in preparation for a potential pregnancy will break down and be expelled from the body through the vagina. This process is known as menstruation.


What happens to the uterine lining if fertilization doesn't occur?

For women, the uterine lining sheds, in the physiological term of menstruation. In rabbits, nothing happens. They just keep going in and out of heat until fertilization does occur. The same goes for cows and heifers.


Is the egg released during menstruation?

No, the egg isn't released during menstruation. The egg is released during ovulation, which typically occurs two weeks before menstruation, if the egg isn't fertilised then this leads to menstruation.


When does menstruation typically occur in relation to ovulation?

Menstruation typically occurs about 14 days after ovulation.


Does menstruction occur?

No, menstruation occurs in individuals who have a uterus and typically identifies as female. Men do not experience menstruation.


What does menstruation occur?

on average every 28 days


Which days during the menstrual cycle does menstruation menses occur?

Menstruation occurs at the start of the menstrual cycle and normally lasts around a week, so menstruation would occur days 1-7 of the menstrual cycle.