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Humans Wiped Out Tiger, Not Disease, Shows Study

A new study from the University of Adelaide has shown that humans, not diseases, were responsible for the extinction of the Tasmanian tiger. The Tasmanian tiger, also known as thylacine, was a marsupial carnivore found in Tasmania until the species …

Stroke Recovery Aided by Stem Cells, Study Shows

A new study has shown that stem cells may aid recovery in rats that have suffered a stroke. The study, published in the journal Stem Cell Research & Therapy, found that stem cell treatments improved the amount of brain and …

Migraine Triggers Called Into Question by New Study
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A new study has shown that “triggers” for migraine with aura may not be as strongly associated with migraines as is commonly thought. Such triggers, including flashing lights and exercise, are often avoided by patients who suffer frequent migraines. “People …

Melanomas Often Mutate in Two Specific Ways, Shows Study

A new study has shown that 71% of melanoma tumors have two specific mutations. The mutations were found in an area of the cancer genome where cancer-related mutations have not been found previously. “This new finding represents an initial foray …

Potential AIDS Cure Could Make HIV Dormant
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A new study published this month in the journal Human Gene Therapy has shown that a modified protein from the HIV virus itself could someday be used to prevent AIDS. “This is like fighting fire with fire,” said David Harrich, …

Prostate Cancer Patients Upset Over Shortened Penises
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According to a new study from researchers from Dana-Farber/Brigham and Women’s Cancer Center (DF/BWCC), a small percentage of men treated for prostate cancer complained that their penis seemed shorter after treatment. Some of the men even complained that the predicament …

Mental Health Linked to Childhood Stress in Mice

A new study has found a link between a stress-induced hormone in adolescence and genetic changes that can cause severe mental illness. The study, published recently in the journal Science, could lead to new treatments for schizophrenia, severe depression, or …

Quadruple Helix DNA Spotted in Human Cells

It’s been nearly 60 years since the structure of DNA was found to be a double helix. Now, researchers at the University of Cambridge have found that “quadruple helix” DNA structures can also be found in the human genome. A …

Asthma Cases in Children Fall in Wake of Smoke-Free Laws

A new study has shown that hospital admissions for childhood asthma have fallen significantly following the introduction of a smoke-free law in the U.K. The study, published today in the journal Pediatrics, showed a 12.3% fall in admissions for childhood …

Cancer Treatment Could Come From Link to Childhood Leukemia

A new study led by St. Jude Children’s Research Hospital could lead to a new treatment of certain types of childhood leukemia. The study, published in the journal Nature Genetics, has found a genetic basis for two leukemia subtypes seen …

IVF Pregnancies Linked to Higher Blood Clots, Artery Blockage Risks
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A new study has associated in vitro fertilization (IVF) with an increased risk for blood clots and pulmonary embolism (PE) in the first trimester of pregnancy. This is in addition to the already higher risk of blood clots seen during …

Migraines With Aura Linked to Heart Attack, Stroke Risks in Women
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A new study has shown that women who have migraines with aura could be more likely to have heart problems. In addition, those on “newer” contraceptives could be at a higher risk for blood clots. Aura are described as visual …

Multivitamins, Blueberries Could Complicate Late-Stage Cancer Treatment

Noble Prize recipient James Watson this month published a proposal stating that antioxidants, such as those found in blueberries or multivitamin supplements, could actually promote late-stage cancer progression. The paper, published in the journal Open Biology, is considered by Watson …

Fertility Treatments Linked to Asthma in Children
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A new study has shown that asthma was more common in children born after fertility treatments than those conceived naturally. The study found that five-year-old children born to “sub-fertile parents” were more likely to have asthma, wheezing, and to be …

Smoking, Even Moderately, is Associated With Sudden Death in Women, Shows Study

A study published recently in the journal Circulation: Arrhythmia & Electrophysiology has shown that even light-to-moderate female smokers were more likely than nonsmokers to sudden cardiac death. Long-term smokers are at even greater risk, though the risks subside over time …

Diabetes Drug Works Differently Than Was Previously Thought
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For half a century one of the most popular and most-prescribed classes of diabetes drugs has been biguanides, which includes the drug metformin. Metformin helps to keep liver glucose output in check, which, in turn, keeps blood sugar down in …

Obesity Linked to Increased Death Risks

Obesity has already been tied to a wide range of health problems, including cognitive decline. Now, a new study published recently in The Journal of the American Medical Association (JAMA) shows that people who are severely obese are at a …

Cancer Survivors Urged to Make Sperm Bank Follow-ups

New research presented at the Fertility 2013 conference this week in Liverpool, England shows that many male cancer patients are not getting sufficient advice about their future fertility. Though sperm banking is often recommended for men diagnosed with cancer, many …

Get That Song Out of Your Head by Engaging in a (Not Too Tricky) Task

You just heard the opening bars to Gangnam Style, and that’s all it took. Now, you’re walking down the street with PSY in your brain and you can’t get it out. You have an important presentation in ten minutes. What …

Smoking Greatly Affects Heart Surgery Outcome, Shows Study

A new study has shown that changes found in smokers’ lungs can linger and affect the outcome of heart surgery even a year after quitting. The study, published in the journal The Annals of Thoracic Surgery, looked at the outcomes …

Strokes That are “Silent” Linked to Parkinson’s Disease

A new study has found that small strokes, also known as “silent” strokes, can lead to Parkinson’s disease. While the symptoms of a severe stroke are immediate and apparent, a silent stroke can often show no outward symptoms. The link …