A healthy long life? It’s all in our heads

By: Douglas Heaven
Posted on: July 01, 2013

Hypothalamus may hold keys to aging wellA mechanism that controls aging, counting down to inevitable death, has been identified in the hypothalamus — a part of the brain that controls most of the basic functions of life.By manipulating this mechanism, researchers have both shortened and lengthened the lifespan of mice. The discovery reveals several new drug targets that, if not quite... READ MORE

Forgetfulness can have multiple causes

By: Dr. Daniel Pendrick
Posted on: May 23, 2013

Worried that you’re getting more forgetful as you age? Ironically, worry itself can trigger memory slips.It might take a conversation with your doctor to pinpoint the cause of your memory lapses — especially if the change is sudden or uncharacteristic.“If it’s worse than it was a few months ago, or somebody is asking you about it, that would definitely be something... READ MORE

Breast cancer radiation may harm hearts

By: Marilynn Marchion
Posted on: May 16, 2013

Women treated with radiation for breast cancer are more likely to develop heart problems later, even with the lower doses used today, new research suggests. The risk comes from any amount of radiation, starts five years after treatment, and lasts for decades, doctors in the UK found.Patients shouldn’t panic — radiation has improved cancer survival, and that is the top priority,... READ MORE

New tools fix hearts without major surgery

By: Marilynn Marchione
Posted on: April 30, 2013

Have a heart problem? If it’s fixable, there’s a good chance it can be done without surgery, using tiny tools and devices that are pushed through tubes into blood vessels.Heart care is in the midst of a transformation. Many problems that once required sawing through the breastbone and opening up the chest for open heart surgery now can be treated with a nip, twist or patch... READ MORE

Pessimists may live longer, healthier lives

By: American Psychological Association
Posted on: April 01, 2013

Older people who have low expectations for a satisfying future may be more likely to live longer, healthier lives than those who see brighter days ahead, according to new research published by the American Psychological Association.“Our findings revealed that being overly optimistic in predicting a better future was associated with a greater risk of disability and death within the... READ MORE

Robotics can help the blind to navigate

By: Helen Knight
Posted on: January 02, 2013

Technologies that help machines navigate are being adapted to help blind people find their way around.Robots need help navigating their surroundings and use sophisticated location systems to keep track of their position. Now the same technologies are being adapted to help blind people navigate indoor and outdoor spaces independently.One such system, being developed by Edwige Pissaloux and... READ MORE