Stress is linked to an increased risk of developing Alzheimer's disease later in life. The finding came from new research that was conducted on mice and led by Sara Bengtsson, a PhD student at Umea University in Sweden...

The American Academy of Neurologist has launched "Concussion Quick Check", a new App to help athletes, parents, trainers and coaches rapidly determine whether somebody has concussion and needs to see a doctor. The app is available for iPad, Android, IOS (Apple) and some other mobile devices...

The American Academy of Neurology (AAN) has released its guideline for evaluating and managing sports people with concussion. The AAN says that over one million athletes in the USA experience a concussion annually. Their new guideline replaces the 1997 one...

Without expanded treatment and funding, the global fight against tuberculosis could decline - an alarming threat - the World Health Organization (WHO) warned yesterday. Over the last few years, the overall prevalence of tuberculosis (TB) has decreased, however the bacterium that causes the disease is quickly changing and becoming resistant to many of the drugs currently used to treat it...

US scientists have discovered a protein switch that decides whether precursor fat cells turn into white fat cells that store calories, or brown fat cells that burn calories. They suggest the fight against obesity and diabetes could learn some valuable clues from studying how this switch works...

Women aged 50 to 74 years who get mammograms biennially (every two years) instead of annually are at a lower risk of false-positive results and at a similar risk of advanced-stage disease. The study, which was published in JAMA Internal Medicine, identified the outcomes of screening mammography for age, breast density and postmenopausal use of hormone therapy. Four years ago the U.S...

Several lifestyle factors and pre-existing conditions are linked to an increased risk of developing rheumatoid arthritis...

Health professionals strongly recommend the vaccine for the human papilloma virus (HPV) - the virus that causes most cases of cervical cancer - for women and girls. However, many parents are worried about its safety, a new study in Pediatrics suggests. Experts say the findings are surprising and troublesome, because the vaccine is not associated with any serious negative side effects...

A blood test that tracks fragments of DNA shed by dying tumor cells could one day be used to monitor how well patients are responding to cancer treatment, according to a small study in women with advanced breast cancer. Such a test could provide a non-invasive alternative to biopsies, and help adapt treatment to individual patients and the progress of disease...

Kinase inhibitors, a class of cutting-edge cancer medications, could keep patients alive for far longer than is currently possible after scientists from the University of Sussex and The Institute of Cancer Research, England, discovered how they attack tumors...

People who have used marijuana may be more susceptible to the addictive properties of nicotine, researchers from the National Institute on Drug Abuse reported in the journal Neuropsychopharmacology. More specifically, it is the consumption of the main psychoactive ingredient in marijuana - tetrahydrocannabinol (TCH) - that is linked to stronger nicotine addiction among laboratory rats...

Patients who have suffered from breast cancer should avoid consuming high-fat dairy products in order to improve their long-term survival. The study, carried out by Kaiser Permanente researchers and published in the Journal of the National Cancer Institute, is one of the first of its kind to identify a link between high fat dairy consumption and poorer breast cancer survival...

Opening a Multiple Sclerosis patient's veins, a procedure often referred to as "liberation treatment" does not improve patient outcomes, researchers from the University at Buffalo revealed. In some cases patients ended up with worse symptoms, the investigators added...

Dwelling on negative and/or stressful events can raise levels of inflammation in the human body, researchers from Ohio University, Athens, USA, found. They will soon be presenting their findings at the Annual Meeting of the American Psychosomatic Society in Miami, Florida...

Women who work shifts might have a higher risk of developing ovarian cancer, researchers from the Fred Hutchinson Cancer Research Center in Seattle, USA, reported in Occupational and Environmental Medicine. In an Accompanying Commentary in the same journal, authors added that "owls" (night types) may be less affected by shift work than "larks"(morning types)...

Just yesterday archaeologists found a grave from the "Black Death" in London that had over 12 skeletons of people who died due to the plague. The victims are believed to have died during the 14th century and experts think they will find more graves as they continue to dig up the site...

A human liver was kept alive outside a human being and then transplanted into a recipient patient who required a new liver, researchers from Oxford University and King's College Hospital reported. The scientists added that the procedure has been successfully performed on two patients who are currently recovering well...

Scientists have transplanted neural cells taken from a monkey's skin into its brain and found that the cells changed into several types of mature brain cells, according to a new study in the journal Cell Reports. The scientists revealed that after six months, the cells looked completely normal and were only detectable because they were originally flagged with a fluorescent protein...

A transplant organ recipient died of rabies in Maryland, the CDC announced. It also confirmed that the patient had contracted the infection through the transplantation which occurred over one year ago. Three other patients had received organs from the same donor. The CDC says they have been contacted and are getting their rabies vaccinations...

Drinking green tea or coffee on a regular basis is associated with a reduced risk of stroke, says new research published in Stroke: Journal of the American Heart Association...