You could be pregnant, or your body fat has dropped too low, you are under a lot of stress, or your periods are irregular (common when you're young or old). Please see a health care professional.
Last menstrual period
Last Menstrual Period
You dont get your period while pregnant. The blood goes to the baby.
mothers miss menstrual period when she is pregnant.
The first menstrual period is known as "menarche".
Menstrual
The color of menstrual flow has almost no medical significance.
You've sort of answered this question twice in the question itself! "The PERIOD in the MENSTRUAL cycle which the...in the MENSTRUAL" The menstrual phase aka menstruation or period.
The menstrual period is the time in which you are menstruating, I think that you mean your menstrual cycle. Safe days are days you can have sex without getting pregnant, you can only know these days if you were using fertility awareness method as a form of birth control.
You can use other menstrual products such as menstrual cups, softcups, diaphragms, or menstrual sponges to go swimming on your period without the blood going into the water. You can also simply choose not to go swimming on your period, you can always go swimming once your period ends.Basically you either use internal menstrual products or you just don't swim.
do you mean before you get your first period? of course yes! your body does all sorts of crazy things with the new hormones driving it. its normal and dont worry.
Menstrual cycle is your reproductive cycle, if you are a healthy fertile woman then you're always on your menstrual cycle - I think that you mean during your period. Yes, you can go tanning while on your period, there's nothing that you can't do while menstruating.