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Tag: "does" at medical news

Hormone replacement Therapy a headache

...nska Institute in Stockholm, says that low dosages does not harm but should not be used continuously. Once women stopped using the drug the increased risk dropped quite rapidly," she said.A close watch on women taking hormone replacement therapy is recommended to counteract harmful effects....

Protective effects of tomatoes in prostate cancer

...cts against cancer.But the epidemiological studies does not actually prove a cause-and-effect between lycopene and reduced cancer risk. In their study , the researchers followed 30 men with localized prostate cancer and administered 15 milligrams of lycopene daily to half of them ,while the other half r...

Focus on DNA transcription

...er students found that when the precursor molecule does not occupy the newly discovered site, the enzyme copies the DNA slowly.When the molecule occupies the site, producton of RNA kicks into overdrive.The process than occurs about 10 times faster than it would otherwise. "Such rapid synthesis is ess...

Early detection of heart attack

... more rapid diagnosis of a heart attack.Chest pain does not always signify a heart attack. It can be caused by indigestion or a panic attack. But the symptom is always treated as a medical emergency, and a series of tests is given to the patient to determine whether they have indeed suffered a heart attac...

Gene HPA-2 Met linked to cardiac arrest

...her risk factors, like smoking or diabetes. But it does not mean that this gene variant is a caution for death. Till now there is no screen for HPA-2 Met, but if a test were developed, those at risk could perhaps be helped by preventive anti-clotting drugs....

Reversing heart failure

...chers at Dallas, USA, have now shown that the LVAD does more than just keep the patient going - it actually improves the condition of the heart muscle. The researchers looked at heart tissue from two groups of transplant patients - one group had received LVAD support, the other had not. In the first gro...

Eat Vitamin C and stay young

...dicals and other highly reactive molecules. That does not mean that the vitamin isn't important in less healthy people, including smokers, who tend to have higher levels of isoprostanes, said Dr. Jason Morrow, professor of medicine and pharmacology at Vanderbilt. That research has yet to be done, he add...

Flaxseed fights cancer risk

... significant decreases in oestrogen levels. This does not show that flaxseed prevents cancer, the researchers caution. Further studies are needed to work out how the supplement lowers oestrogen and also to see if there is a link between flaxseed and cancer itself. Besides lignans, the fibre and omega-3 ...

Ecstasy shrinks brain!!-researchers unveil the secrets of MDMA.

... that,"The message from these studies is that MDMA does change the brain and it looks like there are functional consequences to these changes".Dr.Frascella in his research in which he compared the brains of MMDA user verses non users using PET scan identified that there is a lasting reduction of serotonin...

Radiation before surgery cuts cancer recurrence

...he preliminary results show that radiation therapy does provide an additional benefit: radiation therapy reduced the risk of local recurrence even when administered to patients who underwent total mesorectal excision....

Nitric oxide involved in high blood pressure

...blem. If high blood pressure is left untreated, it does not stay at one elevated level, but tends to spiral out of control. According to the researchers at the University of Texas, this study was conducted on rats and found that nitric oxide, which helps control blood pressure by dilating blood vessels, i...

A non-stick danger

...uoroacetic acid (TFA) which is toxic to plants and does not break down in the environment, a study in today's Nature reveals.TFA is known as a breakdown product of gases that were introduced to replace ozone-destroying chlorofluorocarbons (CFCs), but present environmental levels of TFA are not accounted f...

Sleep apnoea increases post-operative risks

...ers used around surgery aggravate sleep apnoea, as does the need to lie on the back after the operation. The researchers say sleep apnoea should, if possible, be treated before this kind of surgery to improve the outcome....

Love the sun

... when ultraviolet B light hits the skin. Dark skin does not absorb as much ultraviolet B as light skin, and people who wear clothing that covers all their skin are not exposed to the sun. Of the 82 women screened, 66 (80 per cent) recorded vitamin D levels below the ideal level. Women who were both dar...

Dementia - a global problem

...ers to cope. As the world population increases, so does the incidence of chronic disease - including dementia. It is hard enough coping with dementia in the West, where the condition has been common for many years. Imagine trying to cope in a developing country, where there are few - if any - support syst...

Is Obesity a risk factor?

According to a new study obesity does not worsen the outcome in heart failure. Obese peo...e many problems. Generally in such peope the heart does not pump blood around the body as efficiently as it should. Even though there is no cure, it is trea...

Treatment for Meniere's disease

...o hearing loss, while the vestibular nerve section does not....

Sequencing of the Plague

...casionally spreads to humans, with fatal effect.It does so by infecting both insects and mammals. Fleas that feed on infected rodents swallow the bacteria, which infect and block their midguts. The starving fleas feed ravenously, but only regurgitate the blood they try to swallow - along with the bacteria...

Wake-up call for peripheral artery disease

...he disease makes walking painful, regular exercise does actually increase the ability to walk with ease. Positive effects are seen within three months. // Unfortunately, say physicians at Johns Hopkins University in the US, too few patients with PAD are diagnosed and, even if they are, physicians are ...

FDA's control is inherently weak

...t the test sites. More worrisome, is that the FDA does not know how many such tests are not reported.// " It's a serious problem, it's growing, there needs to be something done about it right away," George Grob, a deputy HHS inspector general, said. In recent weeks, the FDA has opened a criminal inves...

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