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• Digital mammography cuts radiation exposure

  June 11, 2010 12:29 PM

  Radiation exposure from digital mammography appears to be much lower than conventional film mammography. A digital mammography imaging screening trial examined data from about 5,000 women. Researchers say the radiation dose from digital imaging was about 22-percent lower, on average, than film mammography. Both methods are similar --... more »

• New research linking migraines, heart attacks

  February 12, 2010 1:50 PM

  People who suffer from migraines may also be at risk for a heart attack. A new study finds that while the overall heart risk for migraine patients was quite small -- they were twice as likely to have a heart attack than those with no migraines. The heart... more »

• Study: Digital mammography uses less radiation

  January 29, 2010 1:10 PM

  Radiation exposure from digital mammography appears to be much lower than conventional film mammography. The latest digital mammographic imaging screening trial examined data from about 5,000 women. Researchers say the radiation dose from digital imaging was about 22-percent lower, on average, than film mammography. Both methods are similar... more »

• Lung scans, blood tests detect lung cancer

  January 19, 2010 6:22 PM

  Lung scans for cancer have a high incidence of false positives. New research indicates that specialized blood tests should be performed in conjunction with the scans to prevent expensive testing and undue stress on the part of the patient. UCLA researchers have created a blood test that looks for 40... more »

• Women ignoring the value of MRIs in breast cancer diagnosis

  December 30, 2009 4:38 PM

  Researchers say many women at high-risk for breast cancer are reluctant to undergo MRI screening. An MRI is a screening tool that can be used to identify early breast cancer often missed by mammograms and ultrasound. However, 42-percent of high-risk women in the study refused to undergo the procedure --... more »

• Choose your CT scan facility carefully

  December 18, 2009 2:57 PM

  Undergoing a routine c-t scan could be anything but -- a new study finds the amount of radiation administered varies dramatically. Researchers at the University of California San Francisco estimated the radiation exposure linked to eleven common CT procedures. They found radiation doses were higher than expected -- in... more »

• High resolution mammograms prove benefits of chemotherapy

  December 11, 2009 1:45 PM

  A new study finds a significant benefit of chemotherapy among post-menopausal breast cancer patients. The study included nearly 1,500 post-menopausal women who had hormone receptor-positive breast cancer that had spread to at least one lymph node. All of the women took tamoxifen every day for 5 years. Another... more »

• MRIs vital to sports stars

  November 12, 2009 1:59 PM

  Have you ever noticed that MRIs are the go-to test for multi-million dollar per-year sports stars? Just this week, The San Antonio Spurs used an MRI to confirm that Tim Duncan's swollen left ankle had no structural damage. In fact, stadiums and arenas have MRI machines right in the... more »

• Understanding MRI

  November 6, 2009 12:31 PM

  Magnetic resonance imaging (MRI) is a noninvasive medical test that helps physicians diagnose and treat medical conditions. MR imaging uses a powerful magnetic field, radio frequency pulses and a computer to produce detailed pictures of organs, soft tissues, bone and virtually all other internal body structures. The images can... more »

• MRI proof: Web surfing increases brain activity

  October 29, 2009 1:35 PM

  Surfing the internet could provide the brain boost elderly adults are seeking. Researchers at UCLA studied 24 older adults who didn't have dementia. Half regularly used the internet, the other half had very little experience. All the participants performed internet searches for an hour each day, for seven days.... more »

• Brain scans prove link between obesity and memory loss

  October 15, 2009 12:17 PM

  You've heard that being overweight puts you at risk for all kinds of health problems. That list is growing--a recent study links obesity with memory loss. Researchers at UCLA and the University of Pittsburgh say being obese or even overweight puts you at much higher risk for Alzheimer's. ... more »

• Bone Density Scan reveals precursor to Osteoporosis

  October 9, 2009 3:30 PM

  Osteopenia is a silent disease until you develop a fracture. It's the precursor to osteoporosis but it can be prevented with healthy habits. A Louisiana woman, Mari Wilson, was recently diagnosed with the condition. She's an active, 40ish woman, "I thought at my age that I wouldn't really have... more »

• Minimally invasive surgery has lung cancer patients back on their feet in days

  October 2, 2009 9:01 AM

  Lung cancer has long been known as a smoker's disease, but now doctors are finding more and more cases in people who have never smoked a cigarette in their lives. Bryan White, 59, runs for long distances. He sometimes starts at sunrise and finishes when the sun sets. ... more »

• Breast cancer drugs could lead to other health problems

  September 25, 2009 2:12 PM

  Drugs like Tamoxifen and Evista significantly reduce the risk for developing invasive breast cancer -- but they may also increase the risk for blood clots. Researchers reviewed 8 clinical trials about the benefits and harms associated with these drugs among women who've never had breast cancer but are at high... more »

• Dopamine seen as root of ADHD

  September 8, 2009 5:33 PM

  Researchers using brain scans believe they've found the root of ADHD. Attention deficit/hyperactivity disorder is one of the most prevalent mental disorders in children and teens - but it can also persist long past adolescence. It can impair a person's ability to pay attention, complete tasks and be productive.... more »