Tag: Lifestyle

  • Effects of caffeine on human body in first hours after drinking coffee

    For many people, the coffee is a necessity, a mainstay of the morning ritual, something without which you can not kick off the day.

    But have you ever wondered what changes occur in your body after drinking a cup of coffee?

    Well, it appears that within the first 10 minutes, the caffeine enters the blood stream. The blood pressure starts to rise and the same happens with the heart beat rate.

    After 20 minutes, you feel more focused and alert. It is much easier to capture information, make decisions and solve problems. Moreover, the caffeine helps you feel less tired because of binding to adenosine receptors in the brain cells. Practically it reversibly blocks the action of adenosine on its receptor and consequently prevents the onset of drowsiness induced by adenosine.

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    40 minutes later, the serotonin levels begin to rise. This improves the functioning of neurons, leading to increased muscle strength.

    After four hours, the coffee acts on the cells and helps your body release energy. The body begins to burn fat even when you are at total rest. In addition, the caffeine stimulates and enhances the production of stomach acid.

    And finally, after six hours, the diuretic effect of caffeine emerges. Besides water, the body will lose also some essential vitamins and minerals. This may lead sometimes to progressive disorder of calcium in the metabolism.

  • 5 Myths and facts about breast cancer women must know

    Breast cancer is a disease commonly affecting the women aged over 50. The risk of breast cancer for women between 30 and 40 is about 1 in 250, while for women between 40 and 50 is 1 in 70.

     Breast cancer associated protein, BRCA1
    Breast cancer accounts for 22.9% of all cancers in women at global level. The image shows the molecular structure of the breast cancer associated protein 1t2v. (Wikimedia CC0)
    Here are some facts and myths about breast cancer, clarified to some extent by experts on Naturalnews.com site.

    1. Breast cancer can not be prevented
    Facts: Up to 98% of breast cancers can be prevented through diet, supplements, sun exposure, exercise, avoiding exposure to toxic products.

    2. Chemotherapy is the safest way to treat cancer
    Facts: Chemotherapy is known to generate also serious side effects: vomiting, hair loss, then muscle, brain, heart, kidneys and liver impairing. Many of these adverse effects remain permanent.
    Chemotherapy reduces the tumor size, but with a price sometimes too much in terms of the health of the patient’s body.

    3. Mammograms are the best way to detect breast cancer
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    At least that’s the conclusion according to a study conducted in Denmark, where apparently the mammography causes more harm than help. Researchers examined the negative effects and benefits of screening programs to over 500,000 women in the United States, Canada, Scotland and Sweden. The study authors say that for every 2000 women who did mammograms for 10 years, only one benefits of an extension of life expectancy, while 10 women endure harsh treatment potentially traumatizing.

    4. If my mother had breast cancer, then will I develop as well?
    Facts: Before being caused by genes, cancer is caused by an unhealthy lifestyle.
    Smoking, drinking, exposure to chemical solvents, perfumes, cleaning products, pesticides, toxic cosmetics are the main cause of cancer. Things are even worse if there is a family history related to cancer.

    5. The sun causes cancer
    Facts: The sun generates vitamin D in the body that prevents 78% of all cancers.
    Of course, the myth becomes true in situations when the sun exposure is excessive.