Researchers have discovered the first conclusive evidence of Alzheimer's-like neurofibrillary brain tangles in an aged nonhuman primate. They also discovered deposits of beta-amyloid protein in plaques and blood vessels of the chimp's brain tissue, although these changes were infrequent compared
Infants and toddlers whose mothers are severely depressed are almost three times more likely to suffer accidental injuries than other children in the same age group, according to a new study. The study's findings suggest that proper treatment for depression
Does playing violent video games make players aggressive? It is a question that has taxed researchers, sociologists, and regulators ever since the first console was plugged into a TV and the first shots fired in a shoot 'em up game.
Using mathematics and a computer model of brain activity, scientists have shown a direct link between activity in the cortex and the microscopic structure of this neuronal network. Building on the existing body of research, the new work indicates that
Exposure during development either in the womb or during infancy to chemicals used to make products such as baby bottles, the lining of food tins and some plastic food wraps and containers, may contribute to the development of obesity, according
Doctors have fine-tuned the dosage and timing for administering clot-busting tissue plasminogen activator to patients with strokes caused by bleeding within the brain. The treatment dramatically increases survival for the deadly condition.
While 30 to 50 percent of people with Gilles de la Tourette Syndrome are also affected with obsessive compulsive disorder, both illnesses might have a distinct neurocognitive profile, according to a new study in the journal Progress in Neuro-Psychopharmacology &
The most attractive male birds attract more females and as a result are most successful in terms of reproduction. This is the starting point of many studies looking for factors that influence sexual selection in birds. However, is it reasonable
Patients suffering from "hemineglect" ignore things presented to their left side. However, sometimes these ignored stimuli may be processed without awareness. In a new study, researchers report that unconscious processing in hemineglect is not limited to low level features of
Women who commit sexual offenses are just as likely to have mental problems or drug addictions as other violent female criminals. This according to the largest study ever conducted of women convicted of sexual offenses in Sweden.
As cars become entertainment centers and data-gathering devices, the amount of information they're collecting about you is rapidly growing. And guess who might be interested? Insurance companies, advertisers, government agencies, your boss and perhaps your spouse. On the other hand,
Objective: To review the etiology of chronic fatigue syndrome (CFS) and test hypotheses relating to immune system dysfunction, physical deconditioning, exercise avoidance, and childhood illness experiences, using a large prospective birth cohort.Methods: A total of 4779 participants from the Medical
Objective: To disentangle the influences on health of selection processes related to genetic and rearing environmental factors from factors related to marriage benefits. We compared health status among same-sex male and female twin pairs who lived together during childhood and
Objective: To examine attitudes toward condoms and their association with culturally grounded beliefs among young South African adults.Methods: A questionnaire survey undertaken in three different locations (urban, rural, and mixed), including 1100 participants, and implementing both a cross-validational and a
Objective: To study the prevalence of psychiatric comorbidity based on reference standard diagnostic criteria in patients with human immunodeficiency virus (HIV). Psychiatric illness is common in patients with HIV and has been associated with negative health behaviors and poorer clinical
Objective: Acute lung injury (ALI), including its more severe subcategory, acute respiratory distress syndrome (ARDS), is a critical illness associated with considerable morbidity and mortality. Our objective was to summarize data on the prevalence of depressive, posttraumatic stress disorder (PTSD),
Objective: To assess whether stress further increases hypercoagulation in older individuals. We investigated whether acute stress- induced changes in coagulation parameters differ with age. It is known that hypercoagulation occurs in response to acute stress and that a shift in
Objective: To examine the association of changes in current negative mood and long-term daily hassles with changes in lung function and airway inflammation in patients suffering from asthma and in healthy controls. Associations between psychological factors and asthma symptoms have
