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Tampilkan postingan dengan label carcigones. Tampilkan semua postingan
Tampilkan postingan dengan label carcigones. Tampilkan semua postingan

Selasa, 26 Februari 2013

Six Causes of Menstrual Cycles Not Regular

Every woman has a menstrual cycle is different. Some experience it 10-11 times per year. There are 13 times per year. In fact, there are more or less. This happens because every woman has a uniqueness of each hormone that affects fertility.

Normal menstrual cycle describes the process of forming a good egg. Ideally, women experience menstrual cycles between 21 to 35 days. The cycle is calculated from the first day of menstruation until the last day before menstruation in the next month.

However, women generally suffer from hormonal imbalances that lead to menstrual irregularities in the first few years to get menstruation and menopause.

There are several factors that can disrupt the menstrual cycle of women, as quoted by the Times of India pages.

1. Weight unstable

Increase or decrease in body weight so drastically affect the entire body system. This is of course also affect hormones that automatically plays an important role in regulating the menstrual cycle.

2. Eating disorders

The condition of the body that refused food because he wanted to get used to always feel hungry (anorexia), the habit of eating plenty of food and then expelled by vomiting (bulimia), and the obsession has a proper diet and healthy diet (orthorexic nervosa) can disrupt a woman's monthly cycle.

3. Heavy activity

Some women who undergo heavy exercise or activity that is very tiring also at risk of irregular cycles.

4. Stress

Lifestyle full of stress, illness, family planning, treatment, and hormone problems can cause changes in hormone production. While the hormone is needed by the body to
support the occurrence of menstruation.

5. Nurse
Women who breastfeed for more than a year after giving birth will not get a regular cycle. However, this does not mean you can not get pregnant. If you want to postpone pregnancy, do not underestimate the irregular cycles during lactation. Continue using contraception to avoid pregnancy.

6. Health problems

Another factor is the failure of the release of an egg by the uterus caused by surgery, chemotherapy or radiation therapy using on the hips of women. The experts also say that the cycle irregularities also occur because of diseases such as tuberculosis, liver, and diabetes.

Sometimes even no apparent reason which resulted in women experiencing irregular cycles. Try to calm down. There may be a hormone imbalance causing your O cycle is uncertain. To be sure, do a pregnancy test or go to the doctor for it checked.

Senin, 10 Januari 2011

Toxins in Cigarettes

Maybe you think only smoking a cigarette alone will not cause health problems. Think again. Therefore, American scientists found a cigarette is enough to block arteries and trigger heart attacks.

Tobacco smoke contains hundreds of toxic chemicals can directly cause damage to organs. In a recent study surgeon found no safe level of exposure a person exposed to cigarette smoke, both for active smokers and passive smokers.

This is because the cigarette smoke seeping directly into the bloodstream, chemically changing the organ so that the clot and arterial pressure. As a result, the artery narrows and closed. The report also found that even exposure to cigarette smoke in a short time can trigger a heart attack.

However, for those who want to quit smoking, never too late. Start now! Because, in the report also described what happens in the body when a person stops smoking

- 20 minutes: Blood pressure and pulse rate return to normal

- 8 hours: Nicotine and carbon monoxide levels in the blood is reduced half and oxygen back to normal.

- 24 hours: Carbon monoxide is lost from the body. The lungs begin to eliminate mucus and other smoking kototran result.

- 48 hours: The body cleanse nicotine from the body. The ability to feel the sense of smell and taste increases

- 72 hours: Breathing becomes easier. Bronchial tubes begin to relax and increase energy levels.

- 2-12 weeks: circulation improves.

- 3-9 months: Coughing, and respiratory problems increase with improvement in lung function by 10 percent

- 5 years: Risk of heart attack drops to about half compared to the smokers.

- 10 years: Risk of lung cancer is half of the smokers. The risk became similar to the non-smokers.

Why People Difficult to Stop Smoking

A new study published in the journal Biological Psychiatry found that the habit of smoking can reduce the thickness of the human brain.

Researchers compared the thickness of the cortex on volunteers, both smokers and who had never smoked, who have no medical or psychiatric illness. The cortex is the area of the brain that is responsible for many important functions, including language, information processing, and memory.

The result is stunning. People who smoke thinned cortex in the left middle orbitofrontal. People who smoke more frequently, according to the study, depletion of cortical networks will be increasingly obvious.

These findings show, with thinning of the cortex, then the risk of becoming a drug addict rose, even she will increasingly become heavy smokers.

Because of the thinning, it will be associated with impulse control, reward processing and decision making. This condition may explain how someone can become addicted to nicotine.

Senin, 28 Juni 2010

CAUSES OF CANCER

Cancer can develop in the human body, where this discussion has been detailed in previous posts. In this article will discuss about the things that cause cancer.

Scientists do not fully understand the causes of cancer, but studies show that some people are more likely to develop the disease than others. Scientists called epidemiologists study particular populations to identify why cancer rates vary. One method they use is to compare cancer patients with healthy people in terms of behavior such as diet, exercise, and smoking and traits such as gender, age, and race. Population studies provide useful information about risk factors that increase the likelihood of developing cancer.

1. Carcinogens

One of the greatest risk factors for cancer is prolonged or repeated exposure to carcinogens—chemical, biological, or physical agents that cause the cellular damage that leads to cancer. The details of how carcinogens cause cancer remain unclear. One theory is that exposure to carcinogens, when combined with the effects of aging, causes an increase in chemicals in the body called free radicals. An excessive number of free radicals causes damage by taking negatively charged particles called electrons from key cellular components of the body, such as DNA. This may make genes more vulnerable to the mutating effects of carcinogens.

2. Hereditary Factors

Evidence suggests that heredity plays a role in developing cancer. Some gene mutations associated with cancer are inherited. For example, inheriting mutated tumor suppressor genes BRCA1 or BRCA2 greatly increases a woman’s chances of developing breast cancer. About 50 to 60 percent of women with inherited BRCA1 or BRCA2 mutations will develop breast cancer by the age of 70. Inherited mutations in the genes MSH2, MLH1, PMS1, and PMS2, all of which repair DNA, are especially prevalent in a rare form of hereditary colon cancer.

Scientists suspect that many other hereditary factors contribute to cancer. In addition to inherited mutations, other genetic variations, particularly those influencing how the body responds to carcinogens, may create a greater susceptibility to cancer. The identities of the majority of these genetic variations are not yet known.

3. Steroid Hormones

Medical research suggests that cancers of the reproductive organs may be affected by naturally occurring steroid hormones produced by the endocrine system. These hormones stimulate reproductive organ cells to divide and grow. In women, relatively high or long exposure to the female sex hormone estrogen seems to increase the risk of breast and uterine cancers.

Thus, early age at first menstruation, late age at menopause, having a first child after age 30, and never having children, all of which affect the duration of estrogen exposure in the body, increase the risk for these cancers. Studies also indicate that hormone replacement therapy (HRT), in which women take estrogen to offset the unpleasant effects of menopause, increases the risk of breast cancer. Male sex hormones, particularly testosterone, appear to play a role in cancers of the male reproductive organs, but this role is not yet well understood.

4. Population Demographics

Population studies show that a person’s age, race, and gender affect the probability that he or she will develop cancer. Most cancers occur in adults middle-aged or older. The risk of cancer increases as individuals age because genetic mutations accumulate slowly over many years, and the older a person is, the more likely that he or she will have accumulated the collection of mutations necessary to turn an otherwise healthy cell into a cancerous cell.

More than three-fourths of all cancers in North America are diagnosed in people over age 55. Statistics show that men are more likely to develop cancer than women. In the United States, nearly half of all men will develop cancer at some point in their lifetimes, whereas slightly more than one-third of women will.

Stomach cancer is nearly twice as common in men as in women, as are certain types of kidney cancer. However, the reasons for the discrepancy between the sexes are unknown. Some cancers are more prevalent in particular races than others. In the United States, for example, bladder cancer is twice as common in white people as in black people. White women are slightly more likely to develop breast cancer than are black women, but black women are more likely to die of the disease.

Asian, Hispanic, and Native American women have the lowest breast cancer risk. On the whole, African Americans, especially men, are more likely to develop cancer—and more likely to die from it—than members of any other group in the United States. Reasons for the discrepancies between races are still not entirely clear, but many epidemiologists trace them to differences in diet and exercise, unequal access to medical care, and exposure to carcinogens.