Why Menstruation becomes Irregular until it Disappears

The stage represents a woman's reproductive long trail that begins in adolescence through the first period and gradually becomes culminating with menopause. To understand the process by passing all women should know the functioning of the ovaries, organs that are part of the female reproductive whose job is to produce sex hormones (estrogens), which are responsible for many the characteristics of women, not just sexual level, but also cardiovascular, dermatology, bone and hair.

However, approximately 40 to 50 years age of ovarian activity gradually decreases until it disappears and leads in the menopause stage which is known as menopause, perimenopause or perimenopause, a process through which passes the fertile period the non-reproductive. This is manifested through the following symptoms:
Hot flashes.
Dizziness.
Sweating.
Cramps.
Physical and mental fatigue.
Menstruation becomes irregular until it disappears.

Then, there are alterations in the genital and urinary:
Vaginal dryness.
Loss of pubic hair.
Frequent vaginal infections.
Urinary incontinence (involuntary loss of urine).

Moreover, menopause, coupled with age can lead various disorders which involve the cardiovascular and Skeletal

Impaired concentration and elevated cholesterol and triglycerides (a type of fat that is formed from the consumption of sugar).
Increased incidence of cardiovascular events such as stroke.
Hypertension (increased blood pressure).
Osteoporosis.

Origins
A woman is born with a certain number of eggs, of which some percent die before the arrival of menarche or first menstruation, thereafter with each menstrual cycle mature one, but there comes a when they are exhausted and, therefore, presents the menopause, as These elements are the main source of female hormones.

In the years before menopause regular pattern monthly production of hormones and release eggs by the ovaries is altered, causing the menstrual cycle is modified and menstruation becomes irregular and finally, the ovaries stop work and away the rule.

Note that the reproductive life of women also may come to an end when, for various diseases, requires removal of the ovaries, also as a side effect the use chemotherapy and radiotherapy.

It is important to note that even if a woman starts the first stage of menopause does not mean it has ceased to be fertile because several studies have shown that females between 40 and 44 years are at risk of pregnancy of 10%, while the possibilities for who are between 45 and 49 years are 2 to 3%, and even in women over 50 years the probability is not reduced to zero. For this reason, gynecologists recommend using some method contraception.

Manifestations
Every woman experiences menopause differently, as there are those who suffer minimal discomfort, while others have moderate problems or severe. Among the most common complaints are:
Irregular menstrual periods. It is a the first signs, and are manifested by reduction of the rule.

Hot flashes. Feeling of intense heat in the upper body or in its entirety, redness face and neck, sweating and trembling.

Vagina and bladder problems. The vaginal tissue becomes dry, thin and loses its elasticity, resulting in pain during sex, in turn, becomes the urinary tract less flexible, leading to involuntary loss of urine when coughing, laughing, sneezing or straining (urinary incontinence, before it is advisable to wear diapers or special covers).

Fatigue. Tiredness without apparent cause.

Physical changes. Manifested by loss of muscle mass, increased tissue oily and dry skin.

Emotional Changes. Include nervousness, sadness, irritability and restlessness.

Insomnia. It is difficult sleep, often leading to the affected irritability, lack of concentration and fatigue; can be used to induce sleep.

Headaches. Emerging as consequence of variation of estrogen.

Tingling in extremities. It is called paresthesias and occurs in the arms, hands, legs and feet.

Weight increase. Due to hormonal changes can increase body weight between 6 and 10%.

Palpitations. Beats heart become stronger and faster.

It is estimated that the premenopause or perimenopause can last 10 to 15 years.

As you probably noticed, there is no reason to see in menopause hell, since at present there are various therapies that impede the quality of life is reduced.

Consult your doctor.