Velofel and these hormones are acting on uterus and bringing some changes which is called neutron cycle so basically there are two cycles ovarian cycle and you time cycle this is due to anterior pituitary hormone this is due to a variant hormones now duration of cycle is 28 days and now what happens in this try to understand we are counting it's a cycle you can understand from any phase but we are counting from the bleeding phase the lady starts bleeding bleeding means what is getting slugged off the endometrium the stratum functionalists why because fertilization is not happening now we know that fertilization it happens then corpus luteum is maintained which is producing the previs Tron but if fertilization does 

Velofel South Africa production of progesterone and literally Struzan is stopped this progesterone estrogen was responsible for maintaining the lining endometrial lining of uterus now since thought was luteum of the previous cycle has be generated before stabilization not happen so now if surgeon progesterone levels will fall because of which the you time endometrium will begin to shed off this is day one three four five so by day five this endometrium will shed off this is called the menstrual phase the bleeding phase menstrual phase hair bleeding is taking place why because no fertilization has happened and why this is happening due to reduced