Tag: contribute

A bioactive compound found in cocoa powder and dark chocolate could help middle-aged adults enjoy exercise, a new study has suggested. The research analyzed the potential health benefits of cocoa flavanols, a plant nutrient extracted from cocoa beans. Cocoa flavanols are found in abundance in cocoa powder, and to a lesser extent in dark chocolate,

Non-circulating memory T cells, whose main function is to provide local protection against re-infection, contribute to chronic transplant rejection, University of Pittsburgh School of Medicine researchers reveal in a paper published today in Science Immunology. The scientists show that these “tissue-resident memory T cells” are harmful in situations where antigens that the cells recognize are

Mosquitoes are more likely to acquire the dengue virus when they feed on blood with low levels of iron, researchers report in the 16 September issue of Nature Microbiology. Supplementing people’s diets with iron in places where both iron deficiency anemia and dengue fever are a problem could potentially limit transmission of the disease, but

Urban minority midlife women commonly experience significant loneliness due to strained family and romantic relationships, responsibilities as a caregiver, past trauma and social isolation, according to new research being presented today at the American Psychiatric Association’s Annual Meeting here. Supportive relationships were identified as protective against feelings of loneliness. Loneliness has long been linked with

Boozing may lead to Alzheimer’s: Alcohol stops the brain from clearing away toxic clumps that lead to the memory-robbing disease, reveals study Large quantities of alcohol could make the brain less able to repair itself  Protein clumps could build up more in drinkers’ brains, leading to Alzheimer’s  Alzheimer’s is the leading cause of dementia, which

The most severe allergic reaction, anaphylaxis (or anaphylactic shock), is the result of an inappropriate immune reaction following the introduction of a usually harmless antigen into the body. The production of antibodies against this antigen (or allergen) allows the formation of antibody-antigen complexes that trigger a massive secretion of potent mediators, resulting in organ failure,