Why blood clots in periods ?

im 13 and I have blood clots and a heavy flow and it also soaks through when I sleep is that normal? Because im scared when i...

I have had quite a few blood clots today... more that usual.. and it is only day 1 of my period... I think I might have somet...

I am having lots of blood clots and I bleeding a lot but it only happens in the moring after 12 I dont bleed no more intill t...

I've just come on my period and strangely my blood is like brown :s help!

Is it supposed to? Like.. Here and there a clot will come out..

I just have started my period and I am bleeding heavy and I am losing loads of blood clots is it normal?

Are blood clots the size of a golf ball normal.I pass them at least seven times a day

What does it mean if your period blood is kinda brown?

Over 3 years I have had 4 misscarriages, over the past few weeks I've experienced all the symptons of pregnancy, however toda...

I've been having blood clots for over a year and the sizes vary each time..I get them every period and are sometimes very pai...