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Researchers identify molecular mechanism by which cocaine alters brain's reward circuits, causes addiction

Researchers from the Icahn School of Medicine at Mount Sinai have identified a new molecular mechanism by which cocaine alters the brain's reward circuits and causes addiction.

21 Jan 2014

Study shows that older people who enjoy life more show slower declines in physical function as they age

People who enjoy life maintain better physical function in daily activities and keep up faster walking speeds as they age, compared with people who enjoy life less, according to a new study in CMAJ.

20 Jan 2014

Researchers find that uninsured patients are less likely to be transferred to another hospital

Uninsured patients with a variety of common medical diagnoses are significantly less likely to be transferred between hospitals for treatment, according to a new study led by researchers at the University of Pittsburgh School of Medicine in collaboration with researchers at the University of Iowa and University of Toronto.

20 Jan 2014

Middle-school girls often continue playing soccer with concussion symptoms

Concussions are common among middle-school girls who play soccer, and most continue to play with symptoms, according to a study by John W. O' Kane, M.D., of the University of Washington Sports Medicine Clinic, Seattle, and colleagues.

20 Jan 2014

Development of physical aggression in toddlers strongly linked with genetic factors

The development of physical aggression in toddlers is strongly associated genetic factors and to a lesser degree with the environment, according to a new study led by Eric Lacourse of the University of Montreal and its affiliated CHU Sainte-Justine Hospital. Lacourse's worked with the parents of identical and non-identical twins to evaluate and compare their behaviour, environment and genetics.

20 Jan 2014

Patients with MS could stave off disease symptoms by increasing vitamin D intake

For patients in the early stages of multiple sclerosis (MS), low levels of vitamin D were found to strongly predict disease severity and hasten its progression, according to a new study led by Harvard School of Public Health (HSPH) investigators in collaboration with Bayer HealthCare.

20 Jan 2014

Nomogram predicts overdiagnosis in prostate cancer screening

US researchers have developed a nomogram which they say can be used to predict whether prostate cancer has been overdiagnosed in individual patients diagnosed following prostate-specific antigen screening.

20 Jan 2014

Daytime water restriction effective in nocturia

Researchers from Japan say that some men with nocturia should be advised to restrict their fluid intake during the day and not just at night.

20 Jan 2014

Technology increases cognitive behavioral therapy options for insomnia

Web- and telehealth-based delivery of cognitive behavioral therapy is effective for treating chronic insomnia, giving rural-dwelling adults more choice and better access to services, researchers report.

20 Jan 2014

Home blood pressure best guide to metabolic risk

Home blood pressure is a good guide to which patients are likely to have the metabolic syndrome, say researchers.

20 Jan 2014

Sleeping position influences glaucoma visual loss

Researchers from South Korea suggest that patients with glaucoma should avoid sleeping on one side, after showing that it may be associated with greater visual field loss in the lower-positioned eye.

20 Jan 2014

Psychosis risk following childhood abuse not down to genetics

Familial risk for psychosis does not account for the association between abuse during childhood and the later development of schizophrenia, a study suggests.

20 Jan 2014

Clinical rule stratifies CAP patients’ cardiac risk

Researchers have generated and validated a clinical rule that accurately stratifies patients hospitalized for community acquired pneumonia according to their risk for cardiac complications.

20 Jan 2014

Gene therapy edges closer for Parkinson’s disease

Lentiviral vector-based gene therapy is well tolerated and may improve motor function in patients with Parkinson’s disease, shows an open-label study published in The Lancet.

20 Jan 2014

Mood disorder patients seek explanation for symptoms

The primary focus of many patients attending a psychiatric consultation for mood instability is to obtain an explanation for their symptoms, report researchers.

20 Jan 2014

New technology may provide solution to high risk of repeat heart attacks, say scientists

Up to 30 percent of heart attack patients suffer a new heart attack because cardiologists are unable to control inflammation inside heart arteries — the process that leads to clots rupturing and causing myocardial infarction or stroke.

20 Jan 2014

Maternal smoking during late pregnancy may affect baby's birth weight

A doctoral dissertation by a Professor at the Catholic University of Valencia "San Vicente Mártir" finds that every cigarette a mother smokes a day during the third quarter of pregnancy reduces the baby's birth weight in 20 grams. Professor Rafael Vila, Faculty of Nursing, received his PhD with the distinction Cum Laude for his dissertation entitled "Anthropometric, haematological, obstetric and toxic variables that influence birth weight: a predictive model".

20 Jan 2014

Erosive GERD treatments: an interview with Professor Joaquim Moraes-Filho, University of São Paulo Medical School

Gastroesophageal Reflux Disease (GERD) is a condition that develops when the reflux of stomach contents causes troublesome symptoms and/or complications.

20 Jan 2014

Researchers develop 3 hypoallergenic variants of Pru p 3 protein

A research conducted by the Centre for Plant Biotechnology and Genomics (UPM-INIA) and led by Araceli Díaz Perales has studied the allergy to peach, the most common food allergy, and the Pru p 3 protein. As a result of this research work, they have developed three hypoallergenic variants of this protein. All can be good candidates for the usage of specific immunotherapy for peach allergy and also can be used as a vaccine.

20 Jan 2014

Cerebral pressure measurable anytime with hydrocephalus sensor

If the pressure in a patient's brain is too high, physicians implant a system in the head that regulates the pressure. A sensor can now measure and individually adjust brain pressure. The sensor system is approved for use as a long-term implant.

20 Jan 2014