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  • Doctors Should Bone Up on CT Scan Cancer Risks

    Posted: 07/24/2016

    Doctors Should Bone Up on CT Scan Cancer Risks FRIDAY, July 15, 2016 (HealthDay News) -- Doctors routinely order CT scans as diagnostic tools. But many are ill-informed about the cancer risks associated with this imaging technology, a new study suggests. Patients who undergo CT scans are exposed to harmful ionizing radiation, which could affect their lifetime risk for developing cancer, Canadian researchers said. "Underestimating radiation dose from a CT scan ... may lead to minimization of the risk est...

  • Don't Let Painful Blisters Spoil Your Summer Fun

    Posted: 07/24/2016

    Don't Let Painful Blisters Spoil Your Summer Fun SATURDAY, July 16, 2016 (HealthDay News) -- You might think of blisters as painful nuisances on your feet, but one expert warns that blisters can appear anywhere that skin rubs against clothing or another part of the body. The good news: You can keep blisters at bay by preventing chafing. "Prevention is really the key when it comes to blisters," said Dr. Anthony Rossi, an assistant professor of dermatology at Memorial Sloan Kettering Cancer Center in New ...

  • Does Living Near a Fracking Site Make Asthma Worse?

    Posted: 07/24/2016

    Does Living Near a Fracking Site Make Asthma Worse? MONDAY, July 18, 2016 (HealthDay News) -- Living near fracking sites may make asthma worse for many of those who suffer from the respiratory condition, a new study suggests. Fracking is a controversial process in which water, sand and chemicals are pumped deep into the ground at high pressure to extract hard-to-reach pockets of natural gas. "The unconventional natural gas development process [fracking] has numerous environmental impacts that could affe...

  • Did Your Gut Bacteria Evolve Over Millions of Years?

    Posted: 07/24/2016

    Did Your Gut Bacteria Evolve Over Millions of Years? THURSDAY, July 21, 2016 (HealthDay News) -- Some human gut bacteria may have existed for millions of years -- since before the evolution of people, scientists report. Their findings suggest evolution has had a greater impact on human gut bacteria than previously known, said study co-leader Howard Ochman, a professor of integrative biology at the University of Texas at Austin. "It's surprising that our gut microbes, which we could get from many sources...

  • Don't Let Your Campfire Become a Wildfire

    Posted: 07/24/2016

    Don't Let Your Campfire Become a Wildfire FRIDAY, July 22, 2016 (HealthDay News) -- Campfires can provide the backdrop for lots of outdoor fun. But, if people are careless, those campfires can spark a damaging wildfire, the New York Department of Environmental Conservation says. So, how can you safely have a campfire? First, use existing campfire rings whenever you can. Or, if you're in a remote area, consider using a small portable stove instead of a campfire. If you can't find an existing campfire rin...

  • Do ADHD Medicines Boost Substance Abuse Risk?

    Posted: 07/23/2016

    Do ADHD Medicines Boost Substance Abuse Risk? FRIDAY, July 15, 2016 (HealthDay News) -- Parents often worry that their children who take stimulants to treat attention deficit hyperactivity disorder (ADHD) may be at higher risk for substance abuse later. Now, a surprising new study finds that risk was actually lower when medicines such as Ritalin and Adderall were started earlier and taken longer. "Most notably, the risk of substance use in adolescents who had been treated at an earlier age and for a lon...

  • Dietary Mineral Could Be One Key to Blood Pressure Control

    Posted: 07/20/2016

    Dietary Mineral Could Be One Key to Blood Pressure Control TUESDAY, July 12, 2016 (HealthDay News) -- Sufficient dietary levels of the mineral nutrient magnesium might be a boon to good blood pressure, new research suggests. "Magnesium dilates arteries, and in doing so lowers the blood pressure," explained Dr. Suzanne Steinbaum, a cardiologist who reviewed the new findings. "Foods high in magnesium include whole grains, beans, nuts and green leafy vegetables," she added. The new study was led by Dr. Yiq...

  • Dodge the Jet Lag, Enjoy Your Trip

    Posted: 07/20/2016

    Dodge the Jet Lag, Enjoy Your Trip WEDNESDAY, July 13, 2016 (HealthDay News) -- People crossing time zones may assume jet lag is something they have to endure -- like airport delays and lost luggage. But there are several ways travelers can prepare for and minimize jet lag's troubling effects, a sleep specialist says. First, flying from west to east, such as from the United States to Europe, will result in worse jet lag than the reverse trip, explained David Earnest, who studies circadian rhythms at Tex...

  • Drink Water, Stay Slimmer?

    Posted: 07/20/2016

    Drink Water, Stay Slimmer? TUESDAY, July 12, 2016 (HealthDay News) -- Water might be a secret weapon for dieters, research involving nearly 10,000 adults suggests. "Those who were inadequately hydrated had higher body mass indexes (BMIs) than those who were adequately hydrated," said study leader Dr. Tammy Chang, an assistant professor of family medicine at the University of Michigan Medical School. Also, people who took in too little water daily had 50 percent higher odds for obesity compared to those ...

  • Do More to Fight HIV in Africa: Study

    Posted: 07/19/2016

    Do More to Fight HIV in Africa: Study TUESDAY, July 12, 2016 (HealthDay News) -- New HIV infections in African men could be prevented by increasing male circumcision rates and providing more women with HIV antiretroviral therapy (ART), a new study finds. Researchers said these strategies were linked to a considerable drop in the number of men newly infected with HIV in specific communities in rural Uganda. "The biology of these two prevention strategies has been proven, but the big question was whether ...