Menstruation is considered as a natural phenomenon which usually occurs during the stage of adolescence which starts by the age of 12 years. Menstruation thus reflects the start of the puberty period in the females. With the very occurrence of menstruation, the adolescent girls experience different changes which occur in them, both physical and psychological. Menstruation is a normal cycle which lasts for a number of 3 to 5 days which occurs after a length of 28 days in the normal span.

Unpleasant symptoms like cramps, migraine, abdominal pain, dejection, breast tenderness etc occurs during menstruation. These symptoms last for only a short span of time after which it is overcome. Menstruation helps in the process of cleaning and purifying the female body from the excess toxins and wastes. Menstruation however can be assumed as a normal process of change in the physiological system in the female body. The cycle of menstruation may vary from woman to woman. Some women may experience normal cycle of menstruation while others may experience some complications in the menstrual normal cycle.

Menstruation thus depicts the normal reproductive capacity in women. This natural phenomenon of menstruation which generally occurs during puberty virtually lasts till a woman reaches the stage of menopause. Menopause is thus the stage of woman's life when one experiences the stoppage and the cessation of menstruation. This generally occurs as and when women reach the age of 45 in the normal basis. Menopause stops the fertility period in the women's life.

Menstruation is in fact, a major course of change in a girl's life. Menstruation turns a girl into a woman thereby enabling them to develop their fertility prospect. Menstruation is also known as menses in the regular term. It is a Greek terminology, which usually refers to the cycle of the moon round the earth which takes around 28 days. On the basis of this, thus the term menstruation has been evolved which reflects to the normal periodic cycle which occurs around after 28 days in a woman's life.

Menstruation as it a monthly bleeding system, it flows out generally from the uterus which is connected with the cervix through certain small openings to the vagina. During menstruation, different parts of the woman's body is involved like the pituitary glands, the fallopian tubes, the brain, the cervix, the uterus, ovaries and most importantly the vagina. It is very important to be stated here that during menstruation period, the hormone in the woman's body experiences varied rise and fall.